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The Centre for Menstrual Cycle and Ovulation Research has developed a number of tools and resources that healthcare workers may find helpful.

Can a Blood Test tell me Whether I am in Menopause?

There are several hormone levels that physicians may suggest ordering.

Life Phase: 
Perimenopause, Menopause

Do Fibroids Cause Heavy Flow in Perimenopause?

In this article, Dr Jerilynn Prior weighs in to clear up some of the popular assumptions and misconcep


Contraceptive Choices—seeking effective, convenient, safe and ovulation-friendly birth control

Our primary goal when choosing a reversible birth control method is that it effectively prevent pregnancy, is without personal unwanted side-effects and is affordable and convenient. CeMCOR believes we should add a second goal—that the effective/safe chosen contraceptive method also preserves normal menstrual cycles and ovulation.


Ovarian Hormone Therapy for Women in the 21st Century

This article was prepared in conjunction with a conference presentation in May 2015. It outlines new information and updates to what is known about ovarian hormone therapy.


Ovulatory Disturbances: They Do Matter

For the woman who isn't trying to get pregnant, does it matter if an ovulatory pattern is normal? Recent studies indicate that it does. One study showed that women with only one nonovulatory cycle a year lost an average of 4% of their spinal bone. Strong evidence suggests that lack of cyclic normal progesterone is detrimental to good health.


When should I have sex to get pregnant?

This is a question from our Ask Us segment with useful answers for anyone trying to conceive


Stopping Depo-Provera

Many women experience difficulty when they stop taking Depo-Provera contraception - everything from heavy flow to

Cyclic Progesterone Therapy

Progesterone is one of two important hormones for women (estrogen is the one we usually hear about). Menstrual cycle hormone levels can be disturbed, even during regular cycles. The most common disturbance is of ovulation causing progesterone levels to become too low or absent.
Your doctor may prescribe progesterone to control heavy periods, severe menstrual cramps (dysmenorrhea) or to help with irregular periods, acne, unwanted hair, low bone density, or sore and lumpy breasts.


The ABCs of Osteoporosis Prevention for Women in Midlife

Perimenopause, the time of change before, and a year after the final menstrual period, is also a time of increased risk for falling, bone loss and occasionally, for fractures. Bone loss is more rapid from the start of irregular flow until a year after the final period compared to the first years of menopause.

Below are the many practical things you can do (with the help of your health care provider) to prevent or treat osteoporosis, the problem of weak or fragile bones. Bone health is influenced by how we live our lives



Join a Study:

Enrolment complete: Perimenopausal Hot Flush Study

Enrolment is now complete. Thank you for your interest.
CeMCOR is now recruiting Canadian women for this CIHR-funded randomized controlled trial to test whether oral micronized progesterone is more effective than placebo as therapy for hot flushes and night sweats in perimenopausal women.



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.