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Study: Migraines cut breast cancer risk

November 6, 2008 12:00:00 AM PST
It may be a good thing, when we're talking about breast cancer. Researchers discovered women with a history of migraines had a lower risk. A 30-percent lower risk according to Fred Hutchinson Cancer researchers.

The theory is many migraine sufferers produce lower levels of estrogen which fuels the most common types of breast cancer.

Scientists say evidence of this link could point to new ways of reducing a woman's risk.

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