Men staying up late has a certain impact on fertility, may have erectile dysfunction, premature ejaculation symptoms, may also lead to poor sperm quality, so it is not recommended that men stay up late for a long time. When you stay up late for a long time, the physiological functions of the body may be disrupted, thus affecting the quality and activity of the sperm, leading to poor sperm quality and affecting the reproductive function, and even after staying up late for a long time, when you have intercourse, the embryo may develop poorly due to the poor quality of the sperm. Men should pay attention to regular work and rest in daily life, avoid staying up late for a long time, and should pay attention to appropriate exercise to improve the body’s resistance. Diet should be balanced and comprehensive, eat more food containing vitamins and protein, such as oranges, apples and so on. If you have any problems with your fertility, please consult a doctor in time.