Constant erection of the penis does not usually require manual ejaculation, penile erection is a normal physiological reaction of men, and it is not necessarily necessary to ejaculate. Generally, it can be relieved by shifting attention and adjusting life habits. 1. Shift attention: penile erection is often caused by sexual stimulation, at this time you need to stay away from the stimulus that causes erection, through sports, listening to music, reading books and other ways to shift attention, usually will be relieved on their own. Usually, you should also pay attention to stay away from pornographic videos, magazines and so on. 2. Adjustment of habits: regular daily routine, light diet, eat more green leafy vegetables and fruits to replenish the body’s necessary supplies, to develop a good habit of regular exercise, enrich their lives. The frequency of erections will then slowly decrease and the erections will ease on their own. Because penile erection is a natural physiological phenomenon, there is no need to worry too much, and generally can be relieved by shifting attention. If the erection is not relieved for a long period of time, it is necessary to consult a doctor in time, so as not to cause sexual dysfunction caused by prolonged erection.