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Am I Skipping Periods Because of Too Much Exercise?


Do you think that too much exercise is causing my infrequent periods?

Life Phase:
Adolescence, Premenopause

Hot Flushes in Menopause


I’m 55 - it's 10 years since my last period but I still have night sweats most nights. I thought I would outgrow it. Why haven’t I?

Life Phase:


Estrogen’s Storm Season

Estrogen's Storm Season

by Dr. Jerilynn C Prior

New second edition available

Estrogen’s Storm Season will soon be available in BOTH print and eBook (Mobi and ePUB) versions!

All royalties support CeMCOR research.

It is full of lively, realistic stories with which women can relate and evidence-based, empowering perimenopause information. It was a finalist in 2006 for the Independent Publisher Book  Award in Health.

Coming soon: purchase your copy via our Amazon or Kobo storefronts!

Paperback copies (with updated insert) still available here.

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Get Involved

Volunteer research participants are the heart of all CeMCOR research. Participants are invited to provide feedback on study processes, to learn their own results and at the end of a study, be the first to hear what the whole study found. Please become a CeMCOR research participant—you can contribute to improving the scientific information available for daughters, friends and the wider world of women.