everyone suffers from the common cold at some time or other. It isn't a serious illness, but over a billion dollars a year is spent on different kinds of cold medicine every year. this medicine can relieve the symptoms. that is, it can make you cough less,make your head less intense, and stop your nose running for a while. however, it can not cure your cold. so far, there is no cure for common cold and no medicine to prevent italthough there is no cure or preventive medicine for colds, people have all kinds of ideas about how to prevent and treat colds. some people think that if you eat a lot of onions, you won't catch cold. others say that you should avoid getting wet and chilled, or you will catch cold. however, this is apparently not so
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