Spring birth leads to earlier menopause

Michael Hopkin in Nature:

The season in which a woman is born influences the age at which she will go through the menopause, suggests a survey of northern Italians.

The survey, which looked at nearly 3,000 post-menopausal women at three clinics, revealed that those born in March showed the earliest menopause, at an average age of 48.9 years. At the other end of the scale, those born in October remained fertile until an average age of 50.3, with many lasting beyond 55.

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