What is premenstrual syndrome (PMS)?
PMS happens during premenopause. (1)

What are symptoms of PMS?
irritability (1)
anxiety (1)
headaches (1)
abdominal craps (1)
breast tenderness (1)

up to 150 symptoms have been acknowledge as a part of PMS (1)

Resources
1. https://www.menopausenow.com/articles/the-4-stages-of-menopause

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