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Apr
It is a cycle that usually begins between 12 and 15 years of age that continues up until menopause which on average occurs at the age of 52. Use the calculator to see which days you are most likely to be fertile. For the first few years after menstruation begins long cycles are common.
According to Planned Parenthood the menstrual cycle is primarily controlled by the. Day one of your menstrual cycle is the first day of your period and the beginning of the menses phase. Knowing the days you are most likely to be fertile can increase your chance of getting pregnant. But if you are pretty much a 30 day cycler you most likely ovulate 30-1416th day of your cycle. However menstrual cycles tend to shorten and become more regular as you age. This is called your fertile window.
Your hormone levels rise and fall each month to trigger each step in the menstrual cycle.
The typical menstrual cycle is 28 days long but each woman is different. It is a cycle that usually begins between 12 and 15 years of age that continues up until menopause which on average occurs at the age of 52. Your cycle also might not be. The average menstrual cycle is about 25-30 days but it can be as short as 21 days or longer than 35 its different from person to person. The typical menstrual cycle is 28 days long but each woman is different. Your next menstrual period is expected to start on January 12 2021.