There is no exact number of times a month for sex, because everyone’s age is different, physical quality is different, the frequency of sex is different. Usually 20-30 years old couples six times a month is better, 30-41 years old four times a month is better. 40 years old couples once a month is also normal. The number of intercourse is mainly based on the individual’s physical and mental condition, the number of intercourse is different for different women, if the body immunity is better, no gynecological inflammation, a good number of times a month intercourse is possible. If your immunity is low, and gynecological inflammation, it is advisable to abstain from sex, after treatment of gynecological inflammation in sex, to develop a good routine, do not have sex in a fatigued state.