IMMUNE 11

Human body's own immune system is the best doctor in the world, and the security guard of health. It has four major functions: 1. Resist the invasion of human body by foreign bacteria and viruses. 2. Remove the toxins and metabolites inside the body, and maintain a "clean" and stable internal environment. 3. Monitor and identify abnormal, aging and mutated cells (such as cancer cells). 4. Repair damaged human organs and tissues. Therefore, the immune system is critical. Without the protection of the immune system, the human body will not be able to live more than 24 hours and even a single dust can be fatal... The curve of the function of the human immune system shows the following: the peak value is from birth to the age of twenty-one, and is parallel between twenty-one and twenty-five years old. After twenty-five, the curve gradually decreases until the age of forty when the value is only half of the peak. Therefore, after the age of forty, the human body is gradually aging, and the..