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Premenstrual Syndrome (PMS) - What Happens

Most women first get PMS in their mid-20s, but it becomes more common in women in their 30s. Women in their late 30s and early 40s may have perimenopausal symptoms that are similar to PMS and premenstrual dysphoric disorder (PMDD).

After menopause, when hormones are low and no longer rise and fall each month, women don't have PMS.

Recommended Related to PMS

Why PMS Gives You Insomnia

Most nights, Karin Wacaser, 48, a public relations consultant in Dallas, sleeps soundly for about 10 hours. But three days before her period, like clockwork, Wacaser has intense insomnia, waking up every hour or two. "It's crazy," she says. "And frustrating. Sometimes I'll toss and turn for an hour until I can go back to sleep."At other times, Wacaser lies awake all night, finally falling asleep around 7 a.m. What is going on? "Each phase of the menstrual cycle has different effects on sleep," says...

Read the Why PMS Gives You Insomnia article > >

WebMD Medical Reference from Healthwise

Last Updated: March 12, 2014
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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