Harvard Men's Health Watch

Ask the doctor: Aspirin and cancer prevention

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Q. I've heard that aspirin helps prevent colon cancer. Do you recommend it?

A. Research has found that taking aspirin regularly is associated with a lower risk of colon cancer. However, aspirin also raises the risk of bleeding, including some relatively rare bleeds that cause strokes. In addition, we don't yet have a way to identify who might get the most anti-cancer benefit from taking aspirin.

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