DEHYDRATION

This study tests if special reflective roof coatings can lower indoor temperatures and improve health in hot regions. About 3,200 people living in poor housing in Burkina Faso, Mexico, India, Niue, and Fiji will take part. Researchers will measure heart rate, blood sugar, mood, a…

This study tests whether giving fluids right after spinal anesthesia, guided by ultrasound, can prevent dangerous drops in blood pressure in elderly patients with heart disease and dehydration. About 60 participants with mild heart failure and signs of dehydration will be enrolle…

This study tests whether a smart water bottle can encourage college students to drink more fluids. About 30 students who currently drink less than recommended will use the bottle and track their hydration with simple daily checks like urine color. The goal is to see if this techn…

This study looks at how quickly losing water weight affects combat athletes' sleep quality, mental sharpness, and muscle strength. Researchers will monitor 12 athletes before and after rapid weight loss using sleep trackers, strength tests, and thinking tasks. The goal is to unde…

This study looks at how drinking enough water—either plain or as non-sugary drinks—affects hydration, blood sugar control, and heart health. Researchers will track 144 adults with normal weight or obesity over 8 weeks. The goal is to see if better hydration can lower risks for di…

This study looks at 500 older adults to find better ways to diagnose malnutrition, kidney disease, and dehydration. Researchers will compare new methods like body scans and blood tests to current standards. The goal is to make diagnosis more accurate for hospitalized and vulnerab…

This study looks at whether adults who carry one copy of the cystic fibrosis gene (called CF carriers) are more likely to get dehydrated or have heat-related problems. Researchers will compare 100 CF carriers with 100 non-carriers using surveys and a heat challenge in a sauna. Th…