Systolic heart failure

This study tests whether regular video calls with a nurse can help people with heart failure manage their condition better than audio-only calls. About 140 adults with heart failure will be randomly assigned to receive either video or audio calls at 7, 30, 60, 180, and 365 days a…

This study explores whether combining a high-protein Mediterranean diet with resistance exercise can help people with heart disease build muscle and lower their risk of future heart problems. The trial enrolls adults who have completed cardiac rehab and may have low muscle mass w…

This study tests whether a three-month smartphone-supported walking program can improve daily step counts, psychological well-being, and body composition in adults with cardiovascular disease or type 2 diabetes. Participants use the Walk15 app to set personalized step goals and t…

This study tested a coaching program called MACRO-I for adults aged 70 and older who had a heart event. The program used coaches to guide patients through starting cardiac rehab, either at a center, at home, or a mix of both. 416 participants were split into the coaching group or…

This study tests a structured transitional care program for people with heart failure. The program includes discharge education, phone follow-ups, and home care support for three months after leaving the hospital. Researchers want to see if it helps reduce depression, improve con…

This study tested whether using a heart MRI to find scar tissue can help decide which people with mild-to-moderate heart failure should get a defibrillator (ICD) to prevent sudden cardiac death. About 449 adults with a weakened heart pump (ejection fraction 36-50%) and scar tissu…

This study looked at whether a type of diabetes medicine called SGLT2 inhibitors can help people with severe heart failure who also have a mechanical heart pump (LVAD). Researchers measured changes in heart size, weight, and kidney function over 6 months in 32 adults. The goal wa…

This completed study in 180 heart failure patients compared the effects of taking Entresto alone versus Entresto plus a second drug (empagliflozin) on mitral valve function and heart pumping ability. Participants had heart failure with reduced ejection fraction and some degree of…

This study tested whether using a smartphone app and phone calls to monitor patients after a heart failure hospital stay helps doctors safely increase their medications. 66 adults with chronic heart failure and low ejection fraction were split into two groups: one received usual …

This study tested a mobile app designed to help people with heart failure monitor their blood pressure, weight, and heart rate daily. The app also tracks symptoms and medications, sharing the data with doctors to guide treatment. Researchers wanted to see if using the app leads t…

This study tested a new drug called JTT-861 in 314 adults with chronic heart failure and reduced pumping ability. Participants took either the drug or a placebo once daily for 12 weeks, alongside their usual heart medications. The goal was to see if the drug improves heart functi…

This study tested a new way to help heart failure patients with weak hearts get the right medications. Over 2,400 people with a heart device took part. A nurse used a simple checklist to guide doctors in prescribing better treatments, aiming to reduce hospital visits and improve …

This study tested whether the diabetes drug ertugliflozin can reduce fluid buildup in the skin and tissues of people with heart failure. 28 adults with reduced heart function took the drug or a placebo for one month each. Researchers measured skin water and sodium content to see …

This study tested a new drug called AC01 in 58 adults with heart failure and reduced pumping ability. The goal was to check safety and how the body processes the drug. Participants received either AC01 or a placebo in increasing doses. The study is complete, but results are not y…

This study tested whether taking a probiotic called Lactobacillus plantarum 299v for 12 weeks could improve exercise ability and blood vessel function in people with heart failure. Ten participants took either the probiotic or a placebo. The goal was to see if the probiotic could…

This study tested a new medicine called CDR132L in 294 people who had a recent heart attack and had weak heart pumping (ejection fraction 45% or less). Participants received one of two doses of CDR132L or a placebo, added to standard care, for 6 months. The goal was to see if the…

This study tested whether a drug called Lokelma (SZC) can help people with both chronic kidney disease and heart failure safely reach higher doses of life-saving heart medications (RAAS inhibitors) without dangerous potassium spikes. 112 adults with stable kidney disease and hear…

This study tested a drug called sacubitril-valsartan in 60 adults with heart failure and a weak heart pump. The goal was to see if the drug could lower the chance of major heart problems like heart attack, stroke, or death, and improve how well the heart pumps blood. Participants…

This study tested a once-daily pill called orforglipron against insulin glargine in nearly 2,750 adults with type 2 diabetes, obesity or overweight, and increased cardiovascular risk. The main goal was to see if orforglipron could reduce major heart events like heart attacks or s…

This study tested two ways of managing breathing during heart bypass surgery to see which better prevents lung complications. Over 1,500 adults having planned heart surgery were randomly assigned to either no breathing support or gentle, low-volume breaths while on the heart-lung…

This study looked at whether a drug called sacubitril/valsartan helps African American patients with a certain type of heart failure (reduced ejection fraction). Researchers wanted to see if it lowers the chance of death or hospital visits for heart problems. Over 6,500 African A…

This study tested a single injection of special stem cells (Rexlemestrocel-L) into the heart for people with chronic heart failure. The goal was to see if it could reduce serious heart events like hospitalizations or death. The trial involved 565 adults and compared the stem cell…

This study looked at whether the drug vericiguat can help reverse harmful changes in the heart's shape and function in people with heart failure. Researchers used advanced ultrasound techniques to measure heart size and pumping ability in 40 participants. The goal was to see if v…

This trial tested a device called Barostim neo that stimulates nerves to help control blood pressure in people with advanced heart failure. Over 1,000 participants received either the device or standard medical care. The goal was to see if the device could reduce heart-related de…

This study tested whether a single dose of dantrolene, a muscle relaxant, could reduce the risk of dangerous heart rhythms in 68 people with structural heart disease who were scheduled for a procedure to treat ventricular tachycardia. Participants received either dantrolene or a …

This study tested whether a structured discharge education session using the 'teach-back' method—where patients repeat instructions in their own words—could help heart failure patients better understand their condition and self-care routines. The goal was to reduce 30-day hospita…

This study tested whether intensive dental cleaning and oral hygiene advice can improve gum health and also affect markers of heart disease and type 2 diabetes. About 200 adults with gum disease and either heart disease or diabetes (or prediabetes) took part. Researchers measured…

This study compares two types of ablation (pulsed-field vs cryoballoon) for treating atrial fibrillation in people with heart failure and reduced pumping function. Researchers looked back at 700 patients who had their first ablation to see which method works better and is safer. …

This small completed study looked at a blood filtering procedure called double-filtration plasmapheresis (DFPP) in 5 kidney dialysis patients with very high levels of lipoprotein(a), a fatty substance linked to heart disease and blood clots. The goal was to see if DFPP could lowe…

This study tested a small device that delivers gentle electrical currents to the heart in 70 people with severe heart failure. Participants received either the device plus standard medications or medications alone. The main goal was to see if the device improved the heart's pumpi…

This study looked at health records of 1,249 heart failure patients in Portugal to compare two types of medication: sacubitril/valsartan versus older drugs called ACE inhibitors or ARBs. The goal was to see which treatment better prevents heart failure hospitalizations or death f…

This study collected data from 2,400 adults in China with chronic heart failure to see how well the drug vericiguat works compared to standard treatments. Researchers tracked deaths, hospital stays, and side effects over 12 months. The goal is to understand if vericiguat helps co…

This completed Phase 3 trial tested a web application called SmartHF in 225 adults with heart failure and reduced ejection fraction. The app analyzes patient data and gives personalized medication recommendations that patients can share with their doctor. The goal was to see if u…

This study tested whether a drug called alirocumab, which lowers cholesterol, can reduce heart disease risk in people with HIV. The trial involved 118 adults aged 40 and older with well-controlled HIV and high heart disease risk. Participants received either alirocumab or a place…

This completed trial looked at whether taking two cholesterol-lowering drugs (rosuvastatin and ezetimibe) is more effective and safer than taking just one (rosuvastatin) for people with heart disease. 66 adults with high cholesterol were randomly assigned to one of the two treatm…

This study tested whether probenecid, a medicine usually used for gout, can improve heart function and exercise ability in veterans with heart failure. About 99 veterans with a specific type of heart failure took probenecid twice daily for 180 days. Researchers measured changes i…

This pilot study tested a 'polypill' that combines four heart failure medications into one capsule, aiming to make it easier for patients to stick with their treatment. The trial included 35 adults with heart failure and reduced ejection fraction, some of whom also had HIV. Resea…

This study looked at whether the drug vericiguat can help people who have had a heart attack or unstable angina and also have a weak heart (ejection fraction below 45%). The main goal was to see if it lowers the chance of dying from heart problems or being hospitalized for heart …

This large phase 3 trial tested the drug vericiguat in over 6,000 adults with chronic heart failure and a weakened heart pump. Participants took a daily pill or a placebo to see if the drug could lower the chance of dying from heart problems or being hospitalized for heart failur…

This study tested whether using cardiac MRI to guide ablation (a procedure that destroys small areas of heart tissue) can improve outcomes for people with ventricular tachycardia, a dangerous fast heart rhythm. 104 adults with structural heart disease were randomly assigned to on…

This study looked at whether a clinic led by a heart failure nurse could help patients with heart failure get the right medications after getting an implantable defibrillator (ICD) or cardiac resynchronization therapy (CRT). The goal was to see if this approach improved heart fun…

This study tested whether a single daily pill containing three heart failure drugs could help people with reduced ejection fraction, especially those with low income or from minority groups. 212 adults took either the polypill or standard separate medications. The goal was to see…

This Phase 2 trial tested the drug tovinontrine (CRD-750) against a placebo in 557 adults with chronic heart failure and reduced pumping ability. The goal was to see if the drug safely lowers a key heart stress marker called NT-proBNP over 12 weeks. The study is complete, and res…

This study looked at whether giving ulinastatin during heart surgery can lower the chance of lung complications like infections or breathing failure. Researchers analyzed data from over 4,500 patients and also used computer models to understand how the drug works. The results sug…

This study looked at the safest way to start two heart failure drugs (ARNi and SGLT2i) in 62 adults with a weak heart pump. Researchers compared starting both drugs at the same time versus starting one drug first and adding the other later. The goal was to see which method caused…

This study looked at the safety of the drug sacubitril/valsartan in Japanese children with heart failure. Eight children who had already been in a previous trial took the drug to see if any side effects occurred. The goal was to gather more safety information and provide the drug…

This completed phase 4 trial tested whether vericiguat, a drug already approved for heart failure, can improve blood vessel function, reduce inflammation, and enhance quality of life in 26 people with heart failure with reduced ejection fraction. Participants received either veri…

This study tested whether starting the heart failure drug vericiguat at a 5 mg dose (instead of the usual 2.5 mg) is safe and tolerable. 106 adults with chronic heart failure with reduced ejection fraction took the 5 mg tablet daily for about two weeks. The goal was to see if ski…

This completed trial tested whether ozone therapy can help people with heart failure and reduced ejection fraction. Sixty participants received ozone infusions twice a week for two months. Researchers measured coronary flow reserve, exercise capacity, and heart function before an…

This study tested whether a special clinic (GDMT Clinic) helps heart failure patients get the right medications compared to usual care. About 300 adults with heart failure took part over 12 weeks. The clinic aimed to improve medication use, health status, and heart function.

This pilot study tested a device that stimulates the diaphragm in time with the heartbeat to see if it can improve heart function in people with heart failure. 35 participants with reduced ejection fraction received the implant. The study checked for safety and changes in heart s…

This completed study tested whether special alerts in electronic health records and referrals to pharmacists could help doctors prescribe guideline-recommended heart failure medications more often. Over 4,300 patients with heart failure and reduced ejection fraction took part. Th…

This study tested whether a patient's own bone marrow cells, processed and delivered into the heart muscle, could help people with chronic heart failure. 125 participants were randomly assigned to receive either the cell therapy or a sham procedure. The main goal was to see if th…

This completed study looked at whether the diabetes drug empagliflozin (Jardiance) can help repair heart damage in diabetic patients who had a major heart attack. 200 participants took either 10 mg or 25 mg of the drug daily for 6 months. Researchers measured changes in heart siz…

This study looked at data from 500 people in Germany who started taking vericiguat for chronic heart failure with reduced ejection fraction. Researchers wanted to see how well the drug works outside of clinical trials, in routine medical care. They tracked deaths and hospitalizat…

Heart failure is a serious condition with high death and rehospitalization rates. This study tested whether using a blood marker called ST2 to guide treatment could reduce hospital readmissions within one month. Researchers compared standard care with a strategy that adjusts medi…

This study looked at whether a special eye scan (SS-OCTA) can detect signs of cardiovascular disease. Researchers compared retinal blood vessel changes to results from a standard carotid ultrasound in 42 adults. The goal was to see if the eye scan could predict the presence or se…

This study tested whether an AI-powered smart stethoscope can accurately detect structural heart disease in over 6,600 students aged 10-18 in China. Trained staff used the device to listen to heart sounds, and the AI flagged potential issues. Students with positive results, plus …

This study tested a new contrast agent called NH002 in 36 adults with heart disease. The agent is used during heart ultrasound to make the heart's chambers and borders clearer. The main goal was to check safety by monitoring vital signs, heart activity, and allergic reactions aft…

This study aimed to create better diagnostic tools for a type of heart failure called heart failure with preserved ejection fraction (HFpEF), which is common in older adults but hard to diagnose. Researchers tested a combination of five blood markers in 91 participants to see if …

This study looked at how often older adults with heart disease risk factors should exercise to improve fitness and blood pressure. Twenty-two participants did combined training either twice or three times a week for 12 weeks. The goal was to see which frequency worked better for …

This study tested an 8-week digital lifestyle program called MYCardio-PEER for low-income adults at risk of heart disease. Participants received weekly videos and infographics on healthy eating and exercise, plus group chats with peer leaders. The goal was to see if the program i…

This study looked at whether a home-based physical activity program and computer-based cognitive training could help prevent memory loss in older women with heart disease. 253 women aged 65 and older participated. The goal was to see if these lifestyle changes could improve memor…

This study tested whether nebivolol, a beta-blocker heart drug, could prevent heart failure in 51 boys aged 10-15 with Duchenne muscular dystrophy. Participants had normal heart function at the start and were randomly given either nebivolol or a placebo. The trial found that nebi…

This completed study tested whether sending behavioral nudges through Denmark's official electronic letter system could increase flu vaccination among adults aged 18-64 with chronic diseases. Over 300,000 participants were randomly assigned to receive different types of letters o…

This study tested whether wearing a virtual reality headset during heart device implantation (like pacemakers) could reduce patients' anxiety and pain. 111 adults were randomly assigned to use VR or standard care. The goal was to see if distraction through VR lowers stress and di…

This study looked at two methods to reduce pain after heart surgery through a cut in the chest bone. 120 adults received either a nerve block near the breastbone, pain medicine injected into the wound, or standard painkillers. Researchers measured pain levels using a saliva test …

This completed trial tested an 8-week program called Healing Hearts Together (HHT) for couples where one partner has heart disease. 474 couples attended weekly group sessions focused on communication, emotional support, and heart health. The goal was to see if the program improve…

This study looked at whether high-intensity interval training (short bursts of hard exercise) is better than moderate continuous exercise for people with heart failure. Researchers measured nerve activity, blood vessel function, and muscle health in 35 participants. The goal was …

This study tested the drug dapagliflozin (a diabetes medicine) in 50 adults with heart failure due to amyloid cardiomyopathy, a rare condition where abnormal proteins stiffen the heart. Researchers measured changes in quality of life, walking distance, and heart stress markers ov…

This study tested whether a 20-minute session of nurse-led spiritual care, including prayer and relaxation techniques, could help heart surgery patients feel less anxious and have more stable blood pressure and heart rate before their operation. 248 adults in Indonesia took part.…

This study tested whether a 3-month yoga program could improve physical and mental health in adults over 65 who had recently finished cardiac rehab. Participants attended yoga twice a week. Researchers measured balance, muscle strength, anxiety, and mood. The goal was to see if y…

This study tested whether adding a tramadol injection to a continuous local anesthetic (levobupivacaine) delivered through a wound catheter can reduce the need for morphine after heart surgery via sternotomy. 160 adults undergoing various heart surgeries were enrolled. The goal w…

This study tested a breathing exercise called the active cycle breathing technique in 120 adults who had just had heart surgery. The exercise combines controlled breathing, deep breaths, and huffing or coughing to help clear the lungs and improve breathing. Researchers measured w…

This study tested a 9-week internet-based cognitive behavioral therapy (CBT) program designed to reduce stress, anxiety, and depression in people with stable heart disease. 215 adults with heart disease and elevated stress or mood symptoms took part. The program was personalized …

This early-stage study tested a new drug called XXB750 in 27 adults with stable heart failure and reduced heart pumping ability. The main goal was to see if the drug is safe and tolerable. Participants received either the drug or a placebo, and researchers monitored for side effe…

This study tested whether adding virtual reality (VR) driving simulations to standard cardiac rehabilitation helps heart surgery patients feel less anxious and depressed. Sixty adults recovering from heart surgery took part. The results suggest VR can improve emotional well-being…

This study explored how family members share health information about genetic diseases like sickle cell, diabetes, and cancer. Over 1,000 adults completed surveys or interviews about their family health history and support. The goal was to understand social and relational factors…

This pilot study tested whether giving inhaled nitric oxide gas during laparoscopic surgery could protect blood vessels and organs in 40 adults with heart disease. Half received the gas through their breathing tube during surgery, and half received standard care. Researchers meas…

This completed study observed 528 adults who had heart surgery and were admitted to the intensive care unit (ICU). Researchers tracked deaths, serious complications like stroke or infection, and patient details to identify risk factors. The goal is to use this information to impr…

This study looked at 150 Caribbean Hispanic adults with heart disease or stroke risk who take the blood thinner clopidogrel. Researchers wanted to see if certain gene variants affect how well the drug works. The goal is to understand why some people get less benefit and to pave t…

This study checked how well over 5,000 heart patients follow their prescribed medicine routine. Researchers asked patients about their medication habits and any side effects. The goal was to understand how many patients do not take their medicines as directed.

This study aimed to make heart rate monitors more accurate for people with heart conditions. Researchers collected data from 138 participants, including cardiac patients and athletes, using Fitbit and Polar devices over 13 weeks. The goal was to remove false readings and develop …

This study tested a computer alert that pops up in doctors' electronic health records to remind them to prescribe recommended heart failure medications. Over 1,100 patients with a specific type of heart failure (reduced ejection fraction) took part across four health systems. The…

This study tested a program where doctors refer inactive people with chronic diseases (like diabetes, heart disease, or obesity) to an exercise professional for personalized counseling. The goal was to see if this referral scheme helps people become more active compared to just g…

This study checked whether the Turkish version of the Cardiac Depression Scale (CDS) works well for people with heart disease. Researchers tested 360 Turkish adults with various heart conditions to see if the scale accurately measures depression. The goal is to give doctors a rel…

This completed study with over 1,000 participants looked at whether patient surveys and interviews can help doctors spot changes in heart failure. Researchers also collected blood samples to explore links between biology and quality of life. The goal was to see if these tools are…

This study used blood and urine samples from 236 Japanese patients with chronic heart failure to see how biomarkers like BNP change during treatment with sacubitril valsartan or enalapril. Researchers looked for links between biomarker changes and improvements in heart failure sy…

This completed study looked at 400 people with both heart disease and a mental health condition (like depression or anxiety). Researchers used questionnaires, blood tests, and imaging to find shared risk factors and biological markers. The goal was to better understand how these …

This completed study looked at 334 adults with heart failure and reduced pumping ability. Researchers used ultrasound to measure left atrial strain before and after starting sacubitril/valsartan, a drug known to improve survival. The goal was to see if these measurements could pr…

This study looks at how the drug Sacubitril-Valsartan changes heart function in people with heart failure and reduced pumping ability. Researchers used a non-invasive method to measure heart pressure and volume in 117 participants. The goal is to uncover the mechanisms behind the…

This study tested whether artificial intelligence (AI) could predict a person's risk of developing a specific type of heart failure (HFrEF) up to 5 years in the future, using only a standard ECG. Researchers analyzed data from over 286,000 adults in China and the US. The goal was…

This completed study looked at 60 heart failure patients with reduced pumping function and dangerous heart rhythms. Researchers compared metabolic profiles between those with ischemic (blocked arteries) and non-ischemic (other causes) heart disease. By analyzing blood samples, th…

This completed observational study looked at how often heart failure patients in a French nationwide remote monitoring program were prescribed SGLT2 inhibitors between 2021 and 2024. Researchers analyzed data from over 13,600 adults to see how prescription rates changed over time…

This study tested whether heart failure patients learn more from watching videos or reading text about their condition. 130 patients with heart failure took part. They were randomly assigned to video or text modules, then tested on their knowledge. The goal is to find the best wa…

This study looked at whether wearing an activity monitor (like a Fitbit) after heart surgery helps patients get moving sooner and return to their normal activity levels faster. Researchers tracked motivation, length of hospital stay, and readmission rates in 12 adults who had car…

This study looked at how the heart failure drug Entresto (LCZ696) lowers blood pressure and helps the body get rid of salt. 46 stable heart failure patients took part. Researchers measured blood pressure and urine sodium levels to understand the drug's effects.

This study tested whether special communication training for pharmacists and general practitioners helps them involve older patients in decisions to stop or lower medications for heart disease and diabetes. Researchers enrolled 310 patients aged 75 and older who were taking certa…

This study tested whether a theory-based motivational letter mailed six months in advance could increase attendance at a one-year post-cardiac rehabilitation check-up. Researchers compared 102 adults who received the letter to those who got usual care. The goal was to see if a si…

This study looked at medical records of 4,000 heart failure patients to see if combining routine blood tests (like NT-proBNP) with heart scan results (like fat density around the heart) can better predict who is at risk of dying within a year. The goal is to improve personalized …

This completed study gathered information on 254 Mexican patients with heart failure and reduced ejection fraction. Researchers looked at patient characteristics, treatments, and outcomes in real-world settings. The goal was to understand current medical practices and identify ba…

This study looked at how Chinese Americans talk about advance care planning—decisions about end-of-life care—with their families. Researchers interviewed religious leaders, patients with chronic diseases, and family caregivers in Chicago to understand their needs and readiness. T…

This study looked at how well a daily low-dose aspirin works in people who have both immune thrombocytopenia (low platelets) and heart disease. Only 4 adults took part. Researchers measured platelet function after aspirin to see if the standard dose is enough to prevent blood clo…

This study tested whether a systematic phone call from a medical student, supervised by a general practitioner, could reduce hospitalizations in patients with chronic heart or mental health conditions during the COVID-19 lockdown in France. Over 22,000 patients aged 70 and older …

This study looked at 320 adults who had heart surgery to see how well two different risk scores (EuroSCORE-II and POSPOM) predict the chance of dying in the hospital. Researchers calculated each patient's scores before surgery and compared them to what actually happened. The goal…

This study looked at whether orienteering (a navigation-based walk) is as good as regular walking for heart rehab. 40 people with stable heart disease took part. Researchers measured heart rate and enjoyment during both activities. The goal was to see if orienteering could be a f…

This study looked at whether a 6-minute stepper test (ST6) can accurately measure exercise tolerance in people with heart conditions undergoing rehabilitation. Researchers compared the stepper test results with the standard 6-minute walk test and a cardiac stress test in 60 patie…

This study looked at how lactate, a natural substance made by the body, affects heart function in 12 people with chronic heart failure. Researchers gave lactate as an infusion and as a drink, then measured changes in blood flow and heart pressure. The goal was to understand if la…

This study checked how well German hospitals and heart failure clinics follow recommended treatments for people with a certain type of heart failure (HFrEF) after a serious episode. Researchers looked at the care of 899 patients to see if guidelines were being used. The goal was …

This pilot study tested a computer tool that alerts pharmacists when heart failure patients are not taking their medications as directed. Only 3 pharmacists took part, and the goal was to see if the tool was practical and acceptable. Because it was so small, the results are not e…

This completed study in Greece observed 257 adults with heart failure who were prescribed dapagliflozin as part of their routine care. Researchers tracked how long patients stayed on the drug, any changes in their other heart medications, and how their quality of life changed ove…

This study looked at how many girls and young women aged 11 to 20 with chronic diseases (like diabetes or immune conditions) got the HPV vaccine, compared to those without chronic illness. Researchers reviewed records of 223 participants from a hospital in France. The goal was to…

This study tested an indoor air pollution intervention called AIRWISE in 20 adults aged 55 and older with heart disease. Participants received personal air cleaners, a color-changing air quality monitor, and educational materials. The goal was to see if they would use these tools…

This completed study tested whether healthcare claims data can predict the results of a major heart trial (SURPASS-CVOT) comparing two diabetes drugs, tirzepatide and dulaglutide. Researchers analyzed records from over 44,000 people with type 2 diabetes and heart disease to see i…

This study analyzed data from nearly 5,000 Japanese patients with chronic heart failure who started taking vericiguat as part of their regular care. Researchers tracked outcomes like hospital stays and deaths over one year to see how the drug performs in everyday practice. The go…

This study looked at two ways to assign care coordinators to older adults (65+) with heart disease or risk factors. One method used patients' own reports of difficulty coordinating care, while the other used usual triggers like hospital discharge. The goal was to see which approa…

This study tested whether a 2-week course of a ketone drink could improve how the heart uses energy in 12 people with chronic heart failure. Researchers used PET scans to measure heart fuel consumption and efficiency. The goal was to understand if ketones could be a better energy…