Masturbation refers to sexual impulse behavior is when the hand self-venting sexual behavior.  If masturbation is accidental, no significant effect on the physical and mental health.  If the regular masturbation, on the physiological and psychological aspects, will have adverse effects.  In fact, masturbation is not so much harm to the body's loss of semen, but rather because of frequent masturbation arising from abnormal mental state and repeated sexual stimulation on sexual function.
After the young masturbation, often resulting repent, shame, anxiety and other complex mental state, and prone to fatigue, backache Tuiruan, apathetic, loss of libido, premature ejaculation, nocturnal emission, non-ejaculation and other sexual function decline symptoms in severe cases can lead to nervous breakdown as a result of repeated sexual organs such as congestive heart lead to chronic prostatitis.
Often a long-term frequent masturbation can cause severe mental burden, due to frequent ejaculation can cause decline in semen quality, loss of libido, and some due to stimulation threshold increase ejaculation, resulting in a normal sex life when you can not ejaculate, may affect fertility.
As for the masturbation can cause impotence, the current data is not yet explain the relationship between the two, therefore, those who think they suffer from impotence is caused by masturbation when they were young patients, should eliminate the psychological guilt and anxiety, to seek from other causes and to identify suitable their own treatment.
Spermatorrhea impact on fertility
Spermatorrhea is no ejaculation during sexual activity, about 80% of unmarried young people of this phenomenon. Took place in the wet dream sleep state is called wet dream took place in the awake state, usually called Hua Jing. 
Healthy young adults in the absence of a normal sex life, 2 weeks spermatorrhea a meeting shall be considered to be normal.  It should be noted spermatorrhea sometimes claiming to be the man, in fact only occur when sexual arousal urethral secretion, asexual excited prostate fluid overflow, which is a normal physiological phenomenon, rather than semen.  The true pathological nature of semen is the night several times a week or several nocturnal emission, sober state of mind occurs due to nocturnal emission, or have a normal sex life is still often the case spermatorrhea state. 
Occasionally wet dream, and have little impact on fertility, if the frequent nocturnal emission, and accompanied by impotence or premature ejaculation, often due to decline in the quality of semen or sexual dysfunction caused by infertility. 
Spermatorrhea caused cerebral cortex was mainly attributable to reduced inhibition of sexual excitability enhancements, where the sexual stimulation, often there may be semen.  Underwear too tight, smegma can lead to reflex stimulation such as nocturnal emission, foreskin balanitis, urethra, prostate, seminal vesicles and other parts of the inflammation of staff may appear wet dream, but most is due to a lack of knowledge about sex, watch porn, video, etc., causing the penis erection and ejaculation.
People there is a wrong concept that "one drop of semen, one drop of blood", as the semen is the body's "true spirit" and "vitality" that the semen can serious damage to health, creating a lot of mental burden and the ideological pressure, Gu Chang mental apathetic, neurasthenia, easily fatigue, weakness, lumbar acid Tuiruan, insomnia and dreaminess, forgetfulness and a series of psychiatric symptoms, or even cause loss of libido, premature ejaculation, impotence and other sexual dysfunction.  In fact, this fear is without any basis, the concept is wrong and very harmful.  Semen itself consists of sperm and accessory gland secretions of the composition of the material basis of their similarity with other body components, the main ingredient is water, and contains a small amount of protein, fat and sugar, each time the amount of semen left out only 3 to 4 ml, Therefore, the nutritional damage is insignificant and will not impair health.

Dong's Chinese Medicine Research Institute, Shijiazhuang Tel :0311-88468620