"White dew" after the climate change, especially early in the morning and late at night, adding a few points of coolness. If this time again bare shoulders, wearing shorts, it is easy to cold induced cold and flu or lead to the recurrence of the old disease. Weak, suffering from stomach disease or chronic lung disease people should do more morning and evening to add clothing, sleep, do not take the cold. Autumn germs reproduce actively, coupled with the climate is relatively dry, easy to cause viruses, bacteria and other pathogenic microorganisms spread, so the fall is the respiratory disease 'season. After the cold dew, the climate is warm and cold, the temperature difference between day and night is large, a little attention, it is easy to catch a cold wind, induced upper respiratory tract infection. In addition, friends with chronic gastric disease, life should also try to pay attention to warmth, to avoid the abdomen is cold and lead to gastric recurrence or aggravation.
After the cold dew into the night is even more cold. "Cold dew feet do not show" warns people after the cold dew, pay special attention to the feet of the warmth, do not barefoot, in order to prevent "cold from the foot". Because the two feet from the heart is the furthest, less blood supply, coupled with the feet of the fat layer is very thin, therefore, insulation performance is poor, susceptible to cold stimulus. Research has found that the foot and upper respiratory tract mucosa has a close neural link, once the feet are cold, will cause the upper respiratory tract mucosa capillary contraction, cilia movement weakened, the body's resistance to decline, therefore, foot warmth is particularly important. After the cold dew in addition to wearing warm shoes and socks, but also to develop the habit of washing feet with hot water before going to bed, hot water soaking feet in addition to preventing respiratory infectious diseases, but also can make blood vessel expansion, blood flow accelerate, improve foot skin and tissue nutrition, can reduce the occurrence of lower limb soreness, alleviate or eliminate the fatigue of the day.