How do female friends count ovulation?

Female friends know that sperm can maintain fertilization ability in the reproductive tract for two to three days, so sexual intercourse is most likely to be conceived in the days before and after the egg is discharged, so the calculation of ovulation is very important, then how do we calculate our ovulation? What about the […]

Various accidents that occur during sex life

When couples have sex, there are some unimaginable things. How to deal with them, such as sudden fainting during sex, how to be first aid? Sexual life safety is the most important, and excessive excitement will lead to some unpredictable things to be noticed. Common conditions are: genital abnormal erection: performance: genital erection for more […]