Various causes of small intestine digestion, absorption function impairment, so that nutrients can not be properly absorbed, and excretion from the feces, causing nutritional deficiencies of the clinical syndrome, also known as digestive malabsorption syndrome. It is also called steatorrhea because the patient has diarrhea, thin stools with high volume, and contains more fat. How to prevent steatorrhea in daily life? 1. It is best to adopt a low-fat diet with high calories, high protein, high vitamins, easy to digest and no irritation. 2, malabsorption syndrome in the elderly, mainly related to the degenerative changes in the digestive system of the elderly, people to old age, the small intestine villi become shorter, the absorption area is reduced, the pancreas gradually atrophy, can contribute to or aggravate the malabsorption syndrome. 3, should limit physical labor, should not live in a hot environment.