Cold Articles A-Z
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Many people believe that there is a link between vitamin C and the common cold -- namely, that the vitamin can prevent colds. This eMedTV article explores the data on vitamin C and the common cold.
When to Call the Doctor for a Cold or Flu
It's hard to know when to call the doctor for a cold or flu. This eMedTV Web page describes symptoms to watch for that indicate when to call the doctor for a cold or flu, and discusses behaviors in children that signal the need to see a physician.
Some people believe that there is a link between zinc and the common cold -- namely, that taking zinc lozenges can prevent colds. This eMedTV Web page discusses the data on zinc and the common cold, and looks at side effects of long-term zinc use.


