During the cold period is the time when the immunity of the human body is relatively low, if you take a bath during the cold period, it is very easy to make the cold aggravated again during the cold period. Because the pores of the body are in an open state when bathing, if you do not dry your whole body after bathing, or if you blow cold air or air conditioning, it is likely that the outside evil will take advantage of the situation and make the symptoms of the cold aggravated again. Therefore, it is recommended that during the cold period, try not to take a bath, wait for the cold to heal and then take a bath, which may be a better choice, if you have to take a bath, you must remember to dry the whole body, do not blow the air conditioner after bathing, and do not blow the cold wind.