Vast majority of colds are caused by viruses requiring no medical interventions. Doctors in England do not tend to treat colds in 1st 7 days. //@高山流水入翠微: 感冒也要区分情况吧，一般伤风感冒自己对付一下，如果病毒感冒还是到医院看看，遵嘱打针或吃药。都不看病，这医院不得关门？
