What causes dysmenorrhea?

Answer 1

Dysmenorrhea is a type of excessive pain that occurs during menstruation. Though dysmenorrhea happens most often as a result of the menstrual cycle, a secondary common cause is endometriosis which affects the lining of the uterine cavity. Other lesser common causes of dysmenorrhea are leiomyoma, adenomyosis, ovarian cysts, and pelvic congestion.

Answer 2

Dysmenorrhea means painful menstruation.
Dysmenorrhea means painful menstruation. Yes, it is an abnormal condition.
Dysmenorrhoea means "difficult or painful menstration". In other words, pain associated with menstration.

Answer 3

It is believed that primary dysmenorrhea occurs when prostaglandins, hormone-like substances produced by uterine tissue, trigger strong muscle contractions in the uterus during menstruation.

Answer 4

Contractions of the uterus.