Study finds exercise can keep colon cancer from recurring

CHICAGO — An exercise program can reduce the risk that colorectal cancer will return after surgery and chemotherapy, according to a new study.

The benefit from the study’s exercise program was about as large as what researchers might expect from a new drug, experts said, and came from a randomized controlled trial, the gold standard of medical research. Such studies are common for pharmaceuticals, but are difficult to conduct and unusual for exercise programs.

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