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Researchers Find Why Early Puberty Increases Breast Cancer Risk

A growing body of evidence has found a link between early puberty and increased risk of breast cancer later in life. A study published today in the Journal of Adolescent Health has given new insights as to how this association occurs. In 2004, the longitudinal study recruited 183 girls, aged six to seven years old, and followed their pubertal maturation through 2018, measuring age at onset of puberty, adult height, peak height velocity, and hormonal factors that have been associated with increas...

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