What are the hazards of noise and how to prevent it?

1, nutritionists have found that noise can also increase the consumption of vitamins, trace elements, amino acids, glutamic acid, lysine and other nutrients in the human body, affecting health.

2. In addition, noise is harmful to people's cardiovascular system, which makes the incidence of hypertension, arteriosclerosis and coronary heart disease significantly higher than that of normal people.

3. At the same time, noise can reduce the secretion of saliva and gastric juice and gastric acid, thus suffering from gastric ulcer and duodenal ulcer; It affects people's nervous system, makes people's cerebral cortex excited and inhibited unbalanced, makes people noisy, leads to abnormal conditioned reflex and damages cerebrovascular tension.

These physiological changes can be recovered in the early stage, but after a long time, they will lead to pathological changes, which will cause tinnitus, insomnia, memory loss and general fatigue. Noise can also have a bad effect on the visual organs.