How many times a week is a healthy sex life appropriate?

Hello, generally speaking, the number of sexual intercourse at different ages is more or less appropriate, and it cannot be stipulated mechanically.

Suggestion: Generally speaking, sexual life on the second day will not cause obvious fatigue, listlessness, backache and fatigue, nor will it affect work and study, mainly depending on one's age, physique, personality and other factors. 2-6 times a month.