Tufts University

This study tests whether giving people free boxes of fruits and vegetables along with nutrition education can improve health in three Mississippi counties with high rates of diabetes, obesity, and poverty. About 300 adults with high blood sugar or obesity will receive produce and…

This study tested whether Crest Daily Whitening Serum can reduce dry mouth and bad breath in 27 adults who already have these issues. Participants used the product for one week and reported their symptoms. The goal was to see if a simple whitening gel could provide quick relief f…

This study tests whether an arginine-containing toothpaste can change the acidity of saliva in people with dry mouth caused by medications. Seventy adults will use either the arginine toothpaste or a regular fluoride toothpaste for 12 weeks. Researchers will measure saliva pH and…

This study is testing whether providing medically tailored meals along with nutrition counseling can improve the health and well-being of lung cancer patients who are economically disadvantaged or from minority groups. About 299 patients from four U.S. medical centers will receiv…

This pilot study tests whether taking a daily vitamin K supplement can improve leg function in adults with mild to moderate knee osteoarthritis. Researchers will give 37 participants either vitamin K or a placebo for 6 months. The main goal is to gather information needed to desi…

This study planned to test photobiomodulation (a type of light therapy) on nerve pain and sensation in one woman after mastectomy. The treatment used red and near-infrared light on the affected area for six weeks. However, the study was withdrawn before any participants enrolled,…

This study checks in on people who took part in a major calorie restriction trial over a decade ago. Researchers want to see if the two-year diet change left any lasting effects on biological age and overall health. About 216 former participants will have their health measured to…

This study in India will test a low-cost urine check (IsoScreen) on 900 adults being treated for tuberculosis. The test detects whether they have taken their medication recently. Researchers want to see if the test can reliably find people who are missing doses, so that doctors c…

This pilot study from Tufts University aims to understand how combining touch and sight in virtual reality (VR) can create a feeling of owning a virtual hand. Researchers will have 30 right-handed adults perform tasks while seeing their virtual hand touched and feeling the same p…

This study looks at how well the jawbone heals after a sinus lift, comparing two types of bone graft material: a mix of the patient's own bone with a synthetic material, versus the synthetic material alone. Ten adults needing dental implants will be randomly assigned to one of th…

This study reviews dental records from 2005 to 2018 at Tufts University to see if the reasons for pulling first molars have changed. Researchers will measure bone loss around extracted teeth and other factors like gum disease and tooth decay. The goal is to understand if dentists…