How to calculate ovulation?

1. Period calculation method

The cycle estimation method refers to calculating based on a woman’s menstrual cycle. Generally speaking, a woman's menstrual cycle includes menstruation, menstruation, quatrain and orgasm. If a woman's menstrual cycle is 28 days, then her cycle is 14 days, her quatrain is 7 days, and her orgasm is 3 days. Then, the 14th day from the beginning of menstruation is the ovulation period.

2. Body temperature measurement method