Why does a cold turn into wind-heat?

1, environmental factors cold most

cases are caused by cold attack, if suddenly from cold environment into warm and dry environment during the illness, may lead to wind-heat syndrome.

2, not timely treatment of

patients suffering from cold cold if not timely treatment, cold evil in the body may use yang depression and heat, and finally converted to wind-heat.

3, improper treatment

Excessive use of wind-cold drugs may lead to disease transformation, and then wind-heat.