The four cycles of hormonal secretion

　   How should the menstrual cycle be calculated?

　　It's actually simple. If your "old friend" comes to visit on the 1st of each month, then the number of days between when she knocks on the door next month is a complete menstrual cycle. On the first day of each month when she arrives, the levels of estrogen and progesterone in our bodies are at their lowest point in a month, indicating a lack of hormones.

　　Menstrual period: Breasts are most relaxed

　　american country cancer The latest report from the research center shows that breasts are in the most "relaxed" state during the first two weeks of the menstrual cycle. If you want to do a breast instrument examination, it is best to choose it during this period. Not only is it easier for the doctor to make a diagnosis, but the person being examined will also feel more comfortable, because the breasts are most "cooperative" during this period. to young female This feature is particularly obvious.

　　Note: If you find discharge from your nipples or feel a lump in your breasts, you should go there as soon as possible no matter what time of the menstrual cycle you are in. Hospital。

　　Ovulation period: the sexiest week

　　One week after menstruation ends, on approximately day 14 of the "cycle", our mature egg sways out from one ovary. And with it comes a certain amount of estrogen and androgens. Within a day or two thereafter, levels of both hormones begin to drop again. At this time, it is not surprising if you feel abdominal pain and slight irritability, or even a small amount of bleeding. Doctors call this "breakthrough bleeding." These are normal reactions that accompany ovulation.

　　Tip: Don’t deny that you have been in love with the handsome man in the office next door for a long time. Find an opportunity to sit next to him this week. Because this is the sexiest week for women in January. For a mature woman, she wants to have sex more than ever. This is because there are enough sex hormones in the body. According to the American book "Love and Lust", sex hormones can best stimulate sexual desire. When a woman's natural fertility reaches its highest level, it is also when she feels sexiest, and the chance of pregnancy increases accordingly. Therefore, contraception is most needed.

　　Note: This period is best for doing some creative activities, because this is when your brain is most active. Research by American scientists believes that as estrogen levels in the body increase, people's cognitive abilities also increase. If your cycle is 28 days, then your brain works best and your short-term memory is strongest from days 12 to 14. Arrange important meetings and negotiations during this time, and you will respond faster than usual and work more efficiently.

　　Pregnancy period: 7 days of loving coquettishness

　　Progesterone rises after ovulation Uterus The rich and strong endometrium determines the implantation rate of mature eggs. Regardless of your psychology, your body is filled with the glory of motherhood at this time every month. At the same time, your sexual desire plummets. During this period, you no longer desire sex as much as you did a few days ago, and you are too lazy to cooperate with your partner's aggressive attacks.

　　Tip: You may be in a bad mood during this period and especially crave caressing. The doctor's analysis is: When the level of progesterone in the body is high, the way women like to have sex is tender love. It's no surprise if you find yourself suddenly acting like a spoiled brat.

　　Note: Women at this time are most likely to be sexually transmitted disease attack. Several recent scientific research reports show that women are more susceptible to HIV and other sexually transmitted diseases in the second half of their menstrual cycle. The reason is: During this period, the antiviral cells in the reproductive system are in the most "depressed" state, so the virus is most likely to "take advantage of the situation."

　　Premenstrual period: restless sexy woman

　　Progesterone levels reach their peak in the fourth week, and with the imminent arrival of a new menstrual period, the endometrium finally "gets rid of" hormonal control and begins to wither and prepare to fall off. Hormonal turmoil causes us to deal with many of the problems caused by premenstrual syndrome (PMS): moodiness, lack of energy, swollen breasts, Acne Come and go, like to eat and chew, etc.

　　Tip: During this time, you suddenly find yourself wanting to have sex again. However, unlike mid-menstrual hormone-induced sexual desire, the desire for sex during this period is caused by the stress caused by pre-menstrual restlessness and pelvic congestion. Whether in theory or practice, it is believed that premenstrual sex can bring unparalleled pleasure to women's body and mind.

　　NOTE: If you have asthma If so, you should pay special attention during this period. At this time, progesterone has an "inciting" effect on many aspects of the body, causing breathing difficulties and possibly worsening asthma. British medical scientists have found that women with asthma can consider taking birth control pills to control hormonal changes. You can also take more anti-asthmatic drugs one week before menstruation is about to take preventive measures.