Although winter is a time for snow and ice, it is still a must for people with diabetes to keep up with their exercise regimen. But this time the exercise can be a little more relaxed, can not be arbitrary. 1, keep a calm state of mind: can winter human metabolism is slow, the body function will show a “outside the static” state. Therefore, exercise must maintain emotional stability, peace of mind. 2, not in the early morning fasting exercise: fasting exercise is prone to dizziness, panic, cold sweat and even coma and other hypoglycemic reactions. Especially those who inject insulin or oral hypoglycemic drugs in exercise, be sure to prevent the occurrence of hypoglycemia, if necessary, appropriate meal in advance. The best time to exercise in winter is 9:00 a.m. to 11:00 a.m. 3, before exercise must do preparatory activities: exercise before some appropriate preparatory activities can avoid muscle, ligament strains or sprains. Preparatory activities can be used jogging, face rubbing, nose bath and patting muscles and other methods. 4, develop the habit of breathing with the nose: because the nostrils have a lot of nasal hair and secretion, can clean the air, so that the organs and lungs from dust, germs. Of course, when the activity is intense can be used to breathe together with the mouth and nose. The mouth should be half open, tongue rolled up, against the palate, so that the air from the gap in and out. If necessary, you can wear a mask. 5, must be gradual: the amount of exercise from small to large, gradually increase to a suitable for their long-term persistence of the amount of exercise. When running, it is not advisable to run suddenly and vigorously for a long time, need a period of time to help run, to be adapted to the body after increasing the amount of exercise.