The study was conducted by researchers at the University of California, Riverside.
It is obesity that experts called the main cause of deterioration of sperm. As it became known, the degradation of male fertility starts after the strong half of mankind has extra kilograms.
Obesity causes pathological changes in the brain, leading to a decrease in the production of testosterone and sperm. According to the Journal of Neuroscience, testing of the hypothesis took place on laboratory mice. The animals were abundantly fed calorie-dense food.
The increase in fat mass led to changes in the hypothalamus, without affecting the pituitary gland or testicles. It was also observed in the functioning of neurons controlling reproductive functions. That is, the connections between nerve cells and satiety receptors degenerated. This explains the cause of pathological overeating in overweight people.
Disturbances in the systems of the hypothalamic-pituitary-gonadal axis lead to a decrease in the production of sex cells, scientists are sure. It is assumed that the introduction of healthy lifestyle and diet will help to overcome negative changes in the brain and restore normal eating.
Earlier it became known that endocrinologist Shiryaeva named 3 habits that lead to diabetes.