1. Have poor hygiene habits. Those who are infected with intestinal parasites. The roundworms that enter the bile duct or the bile duct or the gallbladder and their dead bodies or eggs can all form stones. 2.Related to living habits. For example, patients who love static but do not move, obesity, late pregnancy, due to reduced physical activity, abdominal wall relaxation, visceral sagging, long-term compression of the bile duct, so that the bile excretion is not smooth, the gallbladder muscle tone is reduced, resulting in the gradual accumulation of bile, concentration, deposition and formation of stones. 3.Related to the chronic inflammation of gallbladder. The mucosa of the gallbladder is stimulated by the concentrated bile or refluxed pancreatic fluid and inflammation occurs. 3, blind dieting to lose weight. Do not eat breakfast, like to eat sweets, etc., can lead to changes in the composition of bile. Bile is easily concentrated, cholesterol is saturated, and stones are formed by mutual deposition. 4.Related to some physical factors. Gastric surgery is likely to damage the nerves that govern the movement of the gallbladder, which reduces the function of the gallbladder and causes bile to accumulate and form stones over time. 5, cholesterol metabolism disorders. In late pregnancy or postpartum women and patients with high fat diet or diabetes, the cholesterol content in the blood is increased, and the cholesterol content in the bile is also increased. At this time, if bile is stagnant and bile salts are reduced, it is easy to form stones. If the family loves to eat high cholesterol food, such as fatty meat, egg yolk, animal offal and so on, or likes to eat sweet food, sweet drinks instead of drinking water, do not like exercise, addicted to smoking and alcohol, do not eat breakfast, or poor hygiene habits, infected with roundworm disease, etc., the incidence of gallstones should be higher.