title: On call.  I always catch colds during the winter and they last more than a week.  I heard that zinc and echinacea help to shorten colds.  Should I try them?
authors: William
authors: W
authors: Kormos
mesh_terms: D001294:Attitude to Health; D003139:Common Cold / Q000188:drug therapy*; D020900:Echinacea; D015438:Health Behavior; D006801:Humans; D008517:Phytotherapy; D010936:Plant Extracts / Q000627:therapeutic use*; D012621:Seasons; D015032:Zinc / Q000627:therapeutic use*
chemical_list: D010936:Plant Extracts; D015032:Zinc