Teens ages 14-17 with BMI in the 85th percentile or above and without diabetes are invited to participate in the HEALTHY BITES Research Study. The purpose of this research study is to find out if we can develop a mobile health approach that can improve diet quality in teens.

The purpose of this research study is to help us understand how well tofacitinib works as a treatment for ulcerative colitis or indeterminate colitis in pediatric patients. We are looking to enroll, males or females ages 6 to 21 years old with a diagnosis of ulcerative colitis or indeterminate colitis who have started tofacitinib therapy prescribed by their primary gastroenterologist within the past 2 weeks or will be starting tofafacitinib within 1 month.