Trustees Of Dartmouth College

This study tests whether having local health workers measure children's growth every month can prevent severe malnutrition in two rural villages in Guinea-Bissau. About 400 children aged 6 months to 5 years will take part. The study also compares three simple ways to measure arm …

This study is testing a smartphone app that gives teens personalized tips to manage anxiety in the moment. Fifty teens aged 13-17 from rural New Hampshire with mild or worse anxiety will use the app for 3 months. Researchers want to see if the app is easy to use, helpful, and red…

This study looks at whether giving people with ALS and their caregivers video recordings of their clinic visits helps them feel better and manage care more easily. About 800 participants (400 patient-caregiver pairs) from eight U.S. sites will be split into two groups: one gets s…

This study tests whether showing people their own brain activity in real time can change how they perceive social situations. Ten healthy volunteers will undergo multiple fMRI sessions while watching social animations. The goal is to see if this technique can shift whether people…

This early-phase study looks at how the opioid system in the brain affects placebo responses to both physical pain and social rejection. Sixty adults who recently went through an unwanted breakup will receive either naloxone or saline nasal spray, and be told it is either a pain-…

This study tests whether placebo suggestions work better when they match a person's natural motivational style—either focusing on promoting good feelings or preventing pain. Sixty healthy adults will receive a plain hand cream but be told it's a pain reliever, with suggestions ta…

This study is testing a smartphone app that uses brief surveys and phone sensor data to detect when someone with an eating disorder might be at higher risk for behaviors like binge eating, restricting food, or purging. The app then delivers short video lessons on coping skills. T…

This pilot study aims to see if a program that combines peer doula support with digital tools (like smartphones) is practical and well-liked by patients and staff at two clinics. About 100 participants, including healthcare workers and pregnant or postpartum people with substance…

This study looks at how watching someone else get effective treatment, along with your own past experiences, can make placebo effects stronger for pain. About 120 healthy adults will be split into groups to test these effects using brain scans and ratings. The goal is to understa…