Be alert! menstrual period or may become pregnant

Sperm only lucky period appears in the fallopian tube, women can become pregnant.

If the egg is not fertilized, that women will be approximately 14 days after ovulation to menstruation. During the menstrual period, another egg is development, in preparation for the next cycle is discharged.

Menstrual period or may become pregnant! many people think it sounds incredible, but miss Zhang indeed still have a small amount of bleeding in the vagina of the participant, then pregnant.

Recently, the United States "Web MD" published an article also raised this issue.

Shanghai Jiao Tong University and Director of the subsidiary Yan Chai Hospital doctors gynecology Hua Wei,, one egg and a sperm to meet in the fallopian tube, pregnancy.

In a typical 28-day menstrual cycle, women in the middle of the cycle is generally, that is, 12-16 days, produce a mature egg. Ovaries associate it into the abdominal cavity, then be inhaled tubal, survival of about 24 hours. So sperm only lucky period appears in the fallopian tube, women can become pregnant. If the egg is not fertilized, that women will be approximately 14 days after ovulation to menstruation. During the menstrual period, another egg is development, in preparation for the next cycle is discharged.

Not all women's menstrual cycles are the same length.

Many of the menstrual cycle is 28 days, some for 22 days. If the cycle time is short, and may in a few days after the end of menstruation will ovulation. Taking into account in the fallopian tube sperm survival time can reach 3 days, so in theory, it is possible till female ovulation, menstruation to her in a very short time of conception. At the same time, some because of health problems result in menstruation continues the dripping of women, to the late Endometrial hyperplasia already in this time of ovulation, y'know must take protective measures.

If possible the estrogen deficiency, ovulatory bleeding.

Many women would put it, at which point the mistaken for menstrual entirely possible conception of sexual love. "In General, we do not advocate women in any vaginal bleeding of sex, that would be detrimental to their health. "Floor-Wei Hua said.

(Edit: Zheng Yan internships, MD)