Calendar Based Contraceptive Methods. What is the calendar contraception method? What is the calendar method, how it works, pros and cons, and apps to use to track your menstrual cycle for more effective birth control.
The standard days (calendar) method is based on the calendar (the dates that menses occur) and is appropriate only for women who have regular menses. Calendar method of contraception is a way to prevent unplanned pregnancy by calculating a woman’s fertile period based on the length of her previous menstrual cycles.