Can Aspirin Prevent Breast Cancer?

A new study suggests that it can -- and also identifies the group of women who could benefit most

A team of Columbia University doctors has found that regular aspirin use can reduce the risk of the most common form of breast cancer by as much 26%. Their report, in the May 26 issue of the prestigious Journal of the American Medical Association (JAMA), is the latest in a stream of studies over the last few years that have focused on the anticancer effects of aspirin and other nonsteroidal anti-inflammatory drugs (NSAIDs), particularly against colon cancer. The JAMA study is notable, however, because its authors have teased out which group of women would most benefit from a daily dose of aspirin -- and they have figured out why.

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