It is normal for adult men to have sexual needs to masturbate (jerk off). The effect of once every two days on the body varies from person to person and cannot be generalized. The masturbation is a normal phenomenon, moderate masturbation will not have any adverse effects on sexual function and body. The actual fact is that you can find a lot of people who are not able to get a lot of money from the internet. It will not affect the next erection, will not cause uncomfortable symptoms in the reproductive system, will not affect normal life and social life, and will not result in guilt, guilt and other psychological pressure. As long as the above four points are achieved, once every two days or other frequencies will not be a problem, otherwise it is necessary to reduce or quit masturbation. Once the body does not feel well, it is advisable to go to a regular hospital for male medical examination to clarify the cause.