Ovulation occurs before menstruation

However, for many women, it is difficult to determine their menstrual cycle and ovulation. This is because a woman’s menstrual cycle is affected by many factors, such as diet, stress, medications, exercise, etc. Therefore, women need tools to help them determine their menstrual cycle and ovulation.

Generally speaking, women can determine their menstrual cycle and ovulation by:

1. Record menstrual cycles: Women can record their menstrual cycles in daily life to understand whether their menstrual cycles are normal.

2. Measure body temperature: Women can determine their menstrual cycle and ovulation period by measuring body temperature. Typically, a woman's body temperature changes during different stages of the menstrual cycle, with body temperature rising and falling.

3. Use a calendar: Women can use a calendar to help them determine their menstrual cycle and ovulation.

4. Use test strips: Women can use test strips to determine their menstrual cycle and ovulation.