Assertion: amenorrhea's cause | /r/HasProperty | common causes
Facets:
Source sentences:
text: Causes like lactation and pregnancy are the common causes, but major cases may be due to Polycystic Ovary Syndrome (PCOS), hormonal imbalances, and thyroid disorders.
text: Most often, the cause of amenorrhea is pregnancy, but there are other less common causes that can be explored if pregnancy is ruled out.