It is a good way to release pent up energy and can prevent the occurrences of ray ape, incidents of s 3 x u a l l y transmitted diseases and other negative things associated with s 3 x!
It is an urge of the body for any gender. It is a must for any individual. Nature has given us a gift. You might have seen that there are people over do things for eg. Laughing, crying, eating, worrying, doing more work, watching TV, drug consuming, drinks-hot or soft etc. In this case too, people over do. Once you form a habit of over doing it is bit difficult to control the same. It is not going to harm anybody. But it is going to harm once own body. Hence better to talk to good sexologist and get the same reduced.