How To Use Calendar Rhythm Method

Before you can use the calendar method you need to track your period.

How to use calendar rhythm method. The rhythm calendar method calculates ovulation using the length of previous cycles. In order to use the calendar rhythm method a woman must first monitor the length of her menstrual cycle for six months. You use past menstrual cycles to estimate the time of your ovulation.

Even women with regular cycles experience irregular cycles from time to time. It can be accurate however for women who do not have exactly regular menstrual cycles predictions can be inaccurate. Here s how you do it.

Determine the length of your shortest menstrual cycle. The first day of monthly bleeding is always counted as day 1. In order to use the calendar rhythm method a woman must first monitor the length of her menstrual cycle for six months.

Before you can use the calendar method as birth control you need to keep track of the length of your menstrual cycles for at least 6 periods. Using a calendar write down the number of days in each menstrual cycle counting from the first day of your period to the first day of your next period. How do i use the calendar method.

Estimate the fertile time. You take note of the length of your shortest menstrual cycle. Using a calendar write down the number of days in each menstrual cycle count from the first day of your period to the first day of your next period.

Record the length of 6 to 12 of your menstrual cycles. To use the rhythm method. Keep track of the days of the menstrual cycle.