The pH value of human blood is between 7.35-7.45, which is alkaline. When the pH value of the body is lower than 7.35, the body is in a subhealthy state between health and disease, which is called acidic in medicine. Body acidity is too high people often have physical fatigue, memory loss, concentration, joint pain, uric acid and other manifestations of high acidity in the body can not be seen with the naked eye to see whether the acidity of the human body is abnormal, you need to go to the hospital with an instrument to check, if the body acidity is too much to ignore, it will continue to develop into a disease. Excessive acidity in the body will make the test highly acidic, resulting in the production of acidic substances swimming around the body, forming crystals in the joints directly leading to gout. If the child’s body acidity is too high, the acid will affect the child’s intelligence, medical science has shown that the pH value and the child’s IQ has a certain link, the higher the acidity, the lower the IQ, too much acid in the body to be vigilant, and go to the hospital in time to diagnose and treat the disease.