Cornell University

This study looks at how a 24-hour fast changes the way immune cells work and use energy. Researchers will take blood samples from 28 healthy adults before and after fasting to measure changes in immune cell metabolism and function. The goal is to better understand the link betwee…

This study looks at whether drinking water during a meal affects the amount of food you eat. Researchers will have 60 adults eat meals that vary in moisture and track their food and water intake. The goal is to understand how water consumption influences eating behaviors.

This study is testing a 10-week digital program called Know-How for families with children aged 3 to 5. The goal is to see if the program is easy to use and acceptable to parents, not to directly change health outcomes. About 60 families will participate, using a smartphone app a…

This study looks at how vitamin D is absorbed and used in pregnant and non-pregnant women ages 20-39. Researchers will give a small dose of labeled vitamin D and track it with blood tests over 40 days. The goal is to understand how obesity, ancestry, and pregnancy affect vitamin …