For women who have regular menstruation, the safe period is 7 days before and 8 days after the menstruation, and there is no way to calculate the safe period if the menstruation is not regular. Please do not blindly believe in the safe period and take timely contraceptive measures.
Under normal circumstances, the menstrual cycle of a fertile woman refers to the first day of the menstrual cycle, to the first day of the next menstrual cycle is a one-month menstrual cycle, each person’s menstrual cycle is different, most of them are in the range of 21 to 35 days, which is a very normal range, and on average, it is 28 days a menstrual cycle.
For women who have regular periods, the safe period is 7 days before and 8 days after the onset of menstruation. The 8 days after the onset of menstruation, including the first day of menstruation, is a total of 8 days, which is a relatively safe period. However, the safe period is not absolutely safe, subject to personal mental factors, environmental changes and other circumstances will advance or delay ovulation, so the safe period contraception is not feasible.
Women should pay attention to personal hygiene, good contraceptive protection, to avoid unwanted pregnancy. When menstruation is delayed for more than 7 days, it is recommended to consult a doctor for a clear diagnosis.