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About Crohn’s Disease | FAQs
Crohn’s disease affects almost 780,000 Americans. It and ulcerative colitis are known as a group of diseases referred to as inflammatory bowel disease (IBD). Together, they affect approximately 1.3 percent — a little over three million — of the U.S. adult population. Furthermore, the Crohn’s & Colitis Foundation of America estimates the financial burden of IBD to be more than $31 billion per year in the U.S.
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