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Growth hormone plays key role in early puberty, breast cancer risk

Growth hormone plays key role in early puberty, breast cancer risk

(Cincinnati Children’s Hospital Medical Center) Girls who enter puberty early in life–as measured by early breast development and age of first menstrual period–have a longer window of susceptibility to breast cancer. This window stays propped open for too long because their bodies have higher concentrations of growth hormone and they experience a slower progression (‘tempo’) during puberty.

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www.eurekalert.org

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