Normal fasting blood glucose <6.1mmol/L, 6.2mmol/L belongs to the blood sugar has a little high. Diabetic people's blood sugar control is generally 4.4-7.0mmol/L, 6.2mmol/L belongs to the normal level. Both normal and diabetic people can improve blood glucose metabolism by strengthening exercise. Moderate and regular exercise can help speed up the consumption of blood glucose, such as walking, swimming, aerobics, etc., so as to regulate blood glucose. In addition, it can be supplemented with diet and medication control, such as avoiding high-sugar and high-fat foods, and formulating a glucose-lowering drug regimen under the guidance of a doctor. If you find that your blood glucose increases significantly, you should seek medical advice and treatment under the guidance of your doctor to avoid delaying your condition. Pay attention to home blood glucose testing, reasonable diet and appropriate exercise.