In the U.S. the average age of a woman's first period is 12.3 years old, which means most women have menstrual cycles a significant portion of their lives. Because of this, some of the most common questions asked are about periods and what is considered "normal."

Listen as Dr. Sara Ackerman, obstetrician/gynecologist with Allina health, discusses the most common menstrual cycle questions many women have.