Premenstrual Stress Syndrome Underlying Cause
The cause of premenstrual syndrome is unknown, but it seems to be related to changes in hormone levels that occur during the menstrual cycle.
Continue to Premenstrual Stress Syndrome Anatomy
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- Rapkin A. A review of treatment of premenstrual syndrome and premenstrual dysphoric disorder. Psychoneuroendocrinology. 2003 Aug;28 Suppl 3:39-53. 
- Wyatt K, Dimmock P, Jones P, Obhrai M, O'Brien S. Efficacy of progesterone and progestogens in management of premenstrual syndrome: systematic review. BMJ. 2001 Oct 6;323(7316):776-80.