The cold weather will have an effect on the male sexual function, which will lead to a decrease in libido, erection is not hard, sex frequency, etc., but the weather has warmed up, may be restored. 1, the winter weather is colder, people’s mood is depressed, resulting in “sexual interest” is not high, suffering from erectile dysfunction, serious prostate disease and other people will be more affected by the psychological factors will further increase male sexual dysfunction. The cold will also make the body temperature drop, body surface organs vascular contraction, touch will also become insensitive, but also easy to make the penis, scrotum shrinkage smaller. 2, people in the winter due to the lack of exercise will become fat, muscles become flabby, fat body will make sex more laborious, will also make men to sex discouraged. 3, from the physiological point of view, winter easy to lose “sexual interest”, this may be with ancestral inherited hibernation habits let people sex drive down, in order to accumulate more energy, to feed the spirit related. The reason for the above is that it is a normal physiological phenomenon for men to have a reduced libido and a weak erection in winter, and men need not worry too much. However, if symptoms such as weak erection and disappearance of morning erection occur for three consecutive months, you should visit a hospital to beware of suffering from real erectile dysfunction.