Second, the sunshine is too long. Excessive exposure to Sun Long will damage the skin, destroy the natural barrier of the human body, make harmful chemicals and microorganisms in the air invade the human body, cause infection, and lead to decreased vision.

Third, the bath time is too long. It is best for the elderly to take a bath every 5 or 6 days in winter.

Fourth, the activity has been played. Old people should not do strenuous exercise. They should choose suitable sports, such as jogging, cycling and playing Tai Ji Chuan.

Fifth, heating loss. Turn on the air conditioner in winter, the room temperature can reach 18 ~ 20 degrees Celsius, the room should be ventilated frequently, and the temperature of hot water bottle should be moderate.

Sixth, sleep with your head covered. The correct sleeping position is: right side position, low pillow, head exposed, legs flexed and stretched.

Seven, smoking and drinking good wine. When the door is closed in winter, the smoke is not easy to disperse outward, which is very harmful to human body. In winter, the temperature difference between indoor and outdoor is large, and the body is weak after drinking, and the external cold invades, and the cold and heat are mixed, which causes damage to the heart, brain and lungs.

Eight, "minor illness" is not cured. If the elderly encounter "minor illnesses" such as colds, coughs, headaches and palpitations, and it is in winter, they must be treated in time to prevent problems before they happen.