Age

14–any

Sex

ALL

Healthy volunteers

Accepted

Ability to give informed consent
Ability to complete all study visits and study-related procedures
Ability to understand and complete study questionnaires
Must have at least one first-degree relative with inflammatory bowel disease (Crohn's disease, ulcerative colitis, or IBD-unclassified)
Age ≥ 14

Individuals with existing diagnoses of inflammatory bowel disease (ulcerative colitis, Crohn's disease, or IBD-unclassified)
Evidence of clinical signs or symptoms of IBD, which will be identified on pre-screening interview with the study coordinator.

Family Members at INcreased-risk for Developing Inflammatory Bowel Disease