Règ: Diferans ant vèsyon yo

Menstruasyon (reg) se pandan sik repwodiktif la lè yon ti fi oswa yon fanm gen senyen.<ref>{{Cite web|url=https://www.cdc.gov/niosh/topics/repro/femalereproductivesystem.html|title=CDC - Reproductive Health - How the Female Reproductive System Works - NIOSH Workplace Safety and Health Topic|language=en-us|access-date=2018-09-09}}</ref>