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Answer:
Premenstrual syndrome
A group of symptoms that occur in women, typically between ovulation and a period.
Very common
More than 3 million US cases per year
Usually self-treatable
Usually self-diagnosable
Lab tests or imaging not required
The cause isn't fully understood but likely involves changes in hormones during the menstrual cycle.
Symptoms include mood swings, tender breasts, food cravings, fatigue, irritability, and depression.
Lifestyle changes and medications may reduce symptoms.
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