Experts advise: Start colorectal screening at 45, not 50

The guidelines are a response to a decades-long rise in diagnoses among younger Americans

colonoscopy

SCREEN TIME  A colonoscopy, which involves inserting a long, flexible tube with a video camera at the tip into the rectum, is one of six tests the American Cancer Society suggests to screen for colorectal cancer. The group now recommends screening begin at age 45.

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