The average length of a menstrual cycle is 28 days, though cycles ranging from 21 to 35 days are considered normal.

Authors

• Person: Not available Organization: Cleveland Clinic
  Menstrual Cycle (Normal Menstruation): Overview & Phases

Sources

• Menstrual Cycle (Normal Menstruation): Overview & Phases my.clevelandclinic.org Cleveland Clinic via serper

Referenced by nodes (1)

• menstrual cycle concept