By A Mystery Man Writer
A woman's menstrual cycle is the number of days from the day she starts bleeding until the day before her next period starts, approximately 28 days. However this varies from cycle to cycle. In fact, 46% of menstrual cycles vary by seven or more days. Learn more about your cycle & put your knowledge to the test in our fertility quiz.
You probably already know quite a lot about your menstrual cycle – like how often you get your periods and how heavy they are.
8 Facts About Your Menstrual Cycle and Conception
Difference Between Ovulation and Menstruation
How Do Progesterone Hormone Levels Affect Fertility
What are things that are periodic? - Quora
The Menstrual Cycle - Advanced
How to Work with Your Period, Not Against It
Ovulation calculator – Fertility period, symptoms, best days to get pregnant
Why is the restoration period called 'restoration'? - Quora
The Four Phases of Your Menstrual Cycle - Nourished By Nutrition