It is possible for men to be uncomfortable when they have a physiological reaction. The male physiological reaction is mainly related to the androgen secreted by the testicles, which often manifests itself as fidgeting, shortness of breath, rapid heartbeat, erection of the penis, secretion of prostatic fluid from the glans, and a bloated feeling in the penis. The male physiological reaction is due to sexual stimulation or sensory stimulation, and the phenomenon of erection, is a normal physiological reaction. If the penis can not have sex after erection or can not discharge, there may be sympathetic over-excitement symptoms, such as anxiety, irritability, stuffiness, local discomfort symptoms, so it will be more difficult. Men’s physiological reaction is difficult to appear, you can run, push-ups and other sports way to distraction, relaxation, you can resort to appropriate masturbation way to solve the physiological reaction. Male physiological reaction is usually difficult, but generally belong to the normal phenomenon. There is no need to worry too much. If there is any discomfort, please consult a doctor in time.