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There’s nothing more annoyingly predictable than your monthly period—except when it’s not! Especially when it arrives with painful cramps and a range of other physical and emotional symptoms.

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Premenstrual dysphoric disorder (PMDD) is a mood disorder that is affected by your menstrual cycle (your period). PMDD causes severe mood swings as well as physical symptoms. It is a more severe version of premenstrual syndrome—or PMS.
You are in menopause when you haven’t had a period for 12 months. For some women, it can trigger a lot of physical and mental symptoms, from hot flashes to depression.
Premenstrual syndrome (PMS) has many different symptoms, like bloating, cramping, and mood/behavioral changes. Figure out what’s causing your symptoms and how to find relief.
Understand irregular period symptoms, including 10 causes & common questions.
A comprehensive guide to understanding why you spot in between periods.
Primary ovarian insufficiency is a loss of normal function of the ovaries before age 40, also known as early menopause. Learn the symptoms, causes, and how to manage treatment.