Winter, closed, bad ventilation, dry, with heating, air conditioning, electric heating, heating will cause the room temperature is too high, make more dry, indoor air pollution, as a breeding ground for germs and spread the "incubators", resulting in soaring incidence of colds and other respiratory diseases.
This may cause a decline in immune function and resistance, which lead to varying degrees of heat in kids and MOM and dad all sorts of discomfort, such as irritability, skin tightening, nasopharyngeal dryness and tightness in the chest, dizziness, sweating, increased blood viscosity, blood pressure changes, decreased urine output, weak, etc. These are heating heat out of "winter heat".
Prolonged stays in a heating room, cardiovascular and urinary system, the five parts of the body will follow "suffer". Children are prone to nosebleeds, urine is reduced, dry skin, increase the "red eye" danger is more susceptible to dry cough, tightness in the chest.