The liver has four fears: one fear of fatigue, after overworking the liver can not get a good rest, it may cause liver function abnormalities, stay up late is also a kind of fatigue, often stay up late will make the liver detoxification capacity decreased, toxins accumulate in the body, is a kind of damage to liver cells. Second fear of drinking alcohol, alcohol are metabolized in the liver of alcohol, after metabolism of acetaldehyde, the mitochondria of liver cells are toxic effects, so long-term drinkers liver are not good. Three fear of drugs toxic to the liver, some drugs are toxic to the liver, such as anti-tuberculosis drugs, anti-hyperthyroidism drugs, anti-tumor drugs, etc., which can cause abnormal liver function. The fourth fear of additives too much food, food now have a variety of additives, some bread contains more than ten kinds of additives, most of these additives are chemically synthesized, too much chemical synthetics into the body will interfere with the body’s metabolism, producing toxic and harmful chemicals, and ultimately damage to the liver.