Today to give you a popular science, boys with their hands excessive it is harmful, speaking of this hand, in fact, this is a common phenomenon, almost all gay men, he did this kind of thing when he was young. But it is not to say that it is not possible to use your hands, and it is still okay to use it normally once in a while, but everything has a degree, and it will go wrong by using your hands too much, there are three problems:

The first one will lead to kidney j deficiency, because boys have just reached 20 years old, kidney essence is not very sufficient, or in the growth period, this time you frequently use your hands, frequent row j, it will lead to kidney j emptiness.
The second: it will lead to the deficiency of kidney qi, Chinese medicine says that the kidney qi he is the main opening and closing, is the second yin, the main opening and closing is the tube of the opening and closing of the valve, the kidney qi is weak, he manages this switch is not excessive, that is to say, the threshold of ejaculation j said by modern medicine is low, so that it will form a kind of inertia for a short time.
Third: If you often stimulate it with that kind of hand frequently, it will lead to repeated hyperinflation of the prostate of the vaginal jing and gay men, so that he will induce inflammation of the prostate, and the inflammation of the prostate will affect the problems of B-up and early xie, so how should these problems be adjusted?
Many people say that I use my hands excessively, is it that I abstinence for a period of time, he can recover, in fact, it does not mean that you are not allowed to use your hands at all, but to reduce the frequency of your hands, to pay attention to a degree, this is the best.
If you say that you still can't do it after such a simple conditioning, you can drink Chinese medicine for conditioning, and some people have said, then I am Chinese medicine conditioning, my kidney is weak, and I can't supplement the kidney? The problem is not so simple, because to supplement the kidney, there is a difference between tonifying the kidney yin, supplementing the kidney yang, supplementing the kidney essence, and supplementing the kidney qi, there are also some problems of liver qi depression, the problem of liver and kidney homology, and some problems of spleen and blood, which affect the synthesis of kidney jing, the function of kidney qi, and all affect the problems of kidney jing and kidney yang.