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Intermittent fasting and women's hormones — what the PCOS study found

Intermittent fasting is everywhere — but does it affect women's hormones differently? A 2021 study of time-restricted feeding in women with PCOS tested the claim.

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91-fasting-women-hormones.mdSOURCES CHECKED
Claim
FASTING HORMONES?
Catch
WOMEN DIFFER
Verdict
TALK TO YOUR DOCTOR

The study: women with polycystic ovary syndrome ate within an eight-hour window. Researchers tracked reproductive hormones and metabolic markers before and after.

Time-restricted feeding improved androgen and metabolic profiles in women with PCOS. But most fasting research has been done in men, not women.

The catch: women's hormone responses to fasting differ from men's and can shift across the menstrual cycle. One PCOS study doesn't apply to everyone, and longer-term data is limited.

SOURCES

  1. Transl Androl Urol. 2021. Time-restricted feeding improves endocrine and metabolic profiles in women with anovulatory PCOS.

For information only, not medical advice. Talk to your doctor before starting intermittent fasting.

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