Cornell University

This study looks at what happens to your immune cells when you fast for 24 hours. Researchers want to understand how the body's switch from using sugar to burning fat for energy changes the way immune cells work. The study involves 28 healthy adults aged 18-40. No treatment or dr…

This study looks at whether drinking water during a meal affects the amount of food you eat. Researchers will observe 60 adults aged 20-60 with a healthy BMI as they eat meals with different moisture levels. The goal is to understand how water intake influences eating behavior an…

This study is tracking how pregnant and non-pregnant women absorb and use vitamin D, especially in relation to obesity and genetic background. Researchers will give 160 women a tiny, safe dose of labeled vitamin D and take blood samples over 40 days. The goal is to learn how preg…

This pilot study tests a 10-week digital program called KnowHow for parents of children aged 3-5. The program includes a mobile app, virtual group discussions, and mailed materials covering mindful parenting, healthy eating, and physical activity. Researchers want to see if the p…