1, pay attention to the increase or decrease of clothing, especially to pay attention to warmth Oh, because the change of seasons when the body’s resistance is going to decline. 2, disease from the mouth Oh, eat fruits and vegetables must be fresh, do not look at the rest of the pity to move the mouth Oh, try to eat less unheated food, the use of utensils also remember to disinfection. 3, to exercise more, sufficient sleep is also very important Oh. 4, keep indoor and outdoor ventilation, so that you can avoid the virus in the room for a long time, and at the same time can prevent colds Oh, gastrointestinal colds are also common causes of diarrhea.