On the basis of nutrition and exercise management and guidance, Qigong is exercised. Offline intensive learning once a week, 45-60 minutes each time, study for 12 weeks, and arrange online theory lecture once a week. In addition to concentrated learning, subjects in this group were required to practice themselves at home, at least once a day, each time for 30 minutes.

guidance of nutrition and exercise

An ancient Chinese system of postures, exercises, breathing techniques, and meditations designed to improve and enhance the body's QI.

If the blood glucose level is between 4.0 and 5.4 mmol/L, the result is normal. If the fasting blood glucose level is between 5.5-6.9 mmol/L, the condition is called prediabetes. Diabetes refers to blood sugar greater than 8.5 mmol/L.

less than 7.8mmol/L. When the blood glucose is 7.8~11.1 mmol/L 2 hours after meals, it can be diagnosed as impaired or impaired glucose tolerance.

PSQI was used to measure the sleep quality of participants in the last 1 month. It consists of 19 self-assessment items and 5 other assessment items, of which the 19th self-assessment item and 5 other evaluation items do not participate in scoring, and only 18 self-assessment items participating in scoring are introduced here. 18 items composed of 7 components, each component is scored on a scale of 0-3, the cumulative score of each component is the total score of PSQI, the total score range is 0-2l, the higher the score, the worse the sleep quality.