“Whatever your normal is… if your normal changes, touch base,” she says. While every woman’s menstrual cycle is unique, understanding what’s typical for your own body—and recognizing when something changes—can provide valuable clues about your overall health. Every Woman’s “Normal” Is DifferentOne of the biggest misconceptions about menstrual health is that every woman should have the exact same cycle. Your Period Can Reveal More Than Reproductive HealthDr. Moore often describes a woman’s menstrual cycle as an “extra vital sign.” “The natural changes of hormone levels that you go through with a normal menstrual cycle are bothering them,” Dr. Moore explains.