Overwhelming snowstorm, freezing, cooling news through WeChat, microblogging, television, radio flying from the province, city to reach the district, county, friends, WeChat group, friends circle instantly brush screen, make the people on edge. Look at the snowflakes and snow children floating outside the window, watching TV and radio, the information tells us that the snow is getting closer and closer to us. The car is wrapped up with a quilt, the faucet is wrapped up with cotton, are you also wrapped up with a down jacket? The supermarket supplies were snapped up, can you still hold yourself? Before the arrival of such a severe cold, you can reserve for your own health and that of your family? What should we do to prevent the coming snowstorm brought us illness and injury? Falls: snow days, snowy roads are slippery, go out to prevent slippery fall is definitely the first note, especially for the elderly more important. It is advisable for the elderly not to go out on snowy days to prevent falls that can cause femoral neck fractures. Stroke: elderly people, hypertension, atherosclerosis patients, rapid temperature changes can bring blood pressure fluctuations, triggering strokes. It is recommended to keep warm, take medication on time, and pay attention to family members for sudden vertigo, severe headache, blurred vision, and numbness of limbs. Angina, myocardial infarction: cold can increase the content of fibrinogen in the blood, which can easily lead to thrombosis, plus the lesioned coronary artery contracted by cold, making the vessel occlusion, inducing angina and even myocardial infarction. Respiratory diseases: old slow branch, bronchitis, asthma patients, this weather, you still stay at home darker, try not to go out, once you go out remember: keep warm, wear a mask, family company, ready to spray and other drugs. Gas poisoning: If the home is heated with dry wood or honeycomb coal, it may cause carbon monoxide poisoning. Remember to ventilate, do not sleep with doors and windows closed tightly, and beware of life-threatening gas poisoning. Morning exercise: cold weather, the body does not adapt to the intense climate change in the open air, prone to panic, dizziness, muscle strains, etc. Suggestion, if you are not strong enough, stay at home to exercise exercise. Burns: Use hot water bags, baby warmers to warm the elderly or infants, as they are not sensitive to temperature, burns can easily occur.