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Randomised trial, 2001

Do changing reproductive hormones disrupt the body's internal clock and cause mood disorders?

The authors propose that reproductive hormones may disrupt the body's internal clock in susceptible women, but this is a theory not yet proven. Women have twice the rate of depression as men.

Early or limited evidence Women with female-specific mood disorders (PMDD, postpartum depression, menopause)

What they did

A review of scientific evidence on biological rhythm disturbances in female-specific mood disorders including PMDD, postpartum depression, and menopause. The authors describe the connection between changing reproductive hormones and circadian rhythm disruption.

What they found

Women are prone to develop depression during times of hormonal change: at puberty, with oral contraceptive use, during the premenstrual phase, postpartum, and during perimenopause. Women have twice the incidence of major depression compared with men.

What it means for you

This is a theory that needs more research to prove. It suggests that if your body's internal clock gets disrupted by hormone changes, you may be more likely to develop mood symptoms. The theory applies to women with female-specific mood disorders.

2

Times higher rate of depression in women than men

5

Hormonal life stages associated with mood disorders

About the study

Original title
Chronobiological basis of female-specific mood disorders
Authors
Parry BL, Newton RP
Journal
Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology
Year
2001
Study design
Randomised trial
What was tested
None, theory and review paper

Topics