Jaundice can be divided into adult jaundice and neonatal jaundice. Adults can prevent jaundice by actively preventing liver diseases in their daily life. Newborns can prevent jaundice by paying attention to their daily life during pregnancy, and after the birth of newborns, they can prevent jaundice by starting breastfeeding early, drinking more water and getting more sunshine. 1. Prevention of jaundice in adults: Adults can prevent jaundice by actively checking the degree of liver damage and liver diseases in their daily life. For example, liver diseases such as fulminant hepatitis and liver failure can lead to a decrease in the function of liver enzymes, thus causing jaundice. We should actively prevent and treat liver diseases in our daily life to prevent jaundice. 2. Prevention of jaundice in newborns: newborns should pay attention to their diet during pregnancy, avoid overeating, don’t eat some stimulating food, eat more fresh vegetables and fruits, don’t smoke and drink, which is very useful for the prevention of jaundice. Newborns can be prevented from jaundice by starting breastfeeding early, drinking more water and getting more sunlight. Usually do not overwork, do not often stay up late, avoid eating some spicy and stimulating food. When treating jaundice, you should follow the doctor’s requirements.