Mothers are celebrated (if sometimes vilified) for their eagerness to advise their children on matters big and small: how to behave, what to wear, whom to marry, when to have kids ... and, oh yes, how to stay healthy during cold and flu season.
Does science back up what Dr. Mom told you about the common cold? Or was she full of hot air? Here's what real doctors have to say about 10 familiar cold-busting tips: