It is normal to have sex a few times a day or a week within a week. There is no unified standard in clinical practice, mainly based on personal habits and whether individuals feel fatigue. When sexual life, it will definitely consume physical strength. If both men and women feel tired, the quality of this sexual life will not be high. If you want to have a high quality sex life, you must take the mood of both parties and not fatigue. Therefore, the number of young people has more sexual sex, and the number of people who are younger will gradually decrease. Different ages, different constitutions, and different times of sex. As long as you feel not tired, it is normal.