Exercise intervention According to the guidelines of the American Sports Medicine Association (ACSM) and the National Fitness guidelines of the General Administration of Sport of China

Maintain the current state of physical activity, do not do physical activity intervention.

Exercise intervention According to the guidelines of the American Sports Medicine Association (ACSM) and the National Fitness guidelines of the General Administration of Sport of China, the FITT-VP principle of ACSM is adopted. The patients were given the intervention guidance of aerobic exercise, resistance training and flexibility training. During the training, the patients filled in the weekly training records, including the feeling after each training, physical dimension and other relevant information, and the nurses gave personalized exercise guidance according to the patients' conditions.The diet is to maintain a balanced diet.

Body weight measured naked or wearing work clothes of known weight, an electronic weight scale is used to measure

Body mass index is a standard commonly used in the world to measure the degree of body fat and whether it is healthy.

The formula is BMI= weight ÷ height*height

Physical activity energy was calculated using the formula of the International Physical Activity Questionnaire. Calculation Manual: Physical activity amount (MEt-minutes /week)= physical activity intensity MET value × physical activity time (minutes)/ day × activity days.

Total cholesterol is the sum of all lipoproteins in the blood.The measurement was made by drawing venous blood. Suitable level for adults: 2.83~5.20mmol/L(110~200mg/dl)