What happened to men’s lack of interest in sex? Men’s lack of interest in sex is a superficial phenomenon, the pathological reasons behind it are very complex, such as mental factors, excessive pressure, heavy burden and other problems, excessive fatigue, weakness, lack of nutrition, which all lead to men’s lack of interest in sex, especially after middle age, heavy family burden, excessive work pressure, eating and sleeping badly such male patients, due to gender, social role of The fatigue level increases due to different gender and social roles, so there will be no interest in sex. There is another aspect to consider is a systemic disease, chronic disease suffering, the patient will also affect the sexual life. So on the surface is a lack of interest in sexual life, in fact it has a stress, mental and psychological problems, but also fatigue, but also systemic diseases, chronic diseases, and so on, very complex, need to timely consultation, professional physicians to carry out a good examination, diagnosis, targeted treatment, early detection, early treatment, the prognosis is still relatively good.