There are many reasons for male infertility. Studies have found that heavy metals can affect male fertility function and eventually lead to male infertility.
The effect of lead on male reproductive function
The normal physiological function of the testicles is mainly to create sperm and synthetic androgen. Any injury in these two functions will affect the reproductive function of men. Lead can change the quality and quantity of male sperm. The main manifestations of patients are reduced the number of spermIncreased sperm malformation rate and weakening activity ability.Lead can indeed enter the semen through the blood-test barrier, and have a certain accumulation effect. It can also use the regulation function of the hypothalamus-pituitary-testicular axis, which indirectly affects the reproductive function of men, thereby affecting the secretion of reproductive hormones, such as so thatTestosterone is significantly reduced.
The effect of mercury on male reproductive function
In the accident of an unexpected professional mercury operation, 9 people came into contact with high concentration of mercury, of which 6 were more poisoned. After several years of treatment, there were still various sequelae of poisoning.Sexual desires and penile erection cannot be.
The effect of cadmium on the male reproductive system
Foreign reports that the male hormone levels in the urine of cadmium work are reduced, penile erection is difficult, and the mature sperm in the testicular tissue is significantly reduced, and even lacks. The cadmium content in the testicular tissue increases, and the pathological examination has mild fiber hyperplasia.
(Editor in charge: Internship Zhang Yiwen)
