Assertion: amenorrhea's period | /r/HasProperty | sign
Facets:
Source sentences:
text: Missing periods may be a sign that something is not normal.
text: Although many girls will skip an occasional period if they have just started their periods, or are stressed or ill, regular periods are a sign that you are healthy and making enough estrogen to keep your bones strong.
text: Skipping periods can be a sign you’re not meeting your energy needs with your current dietary intake.