First it's that rough feeling, like you swallowed a bit of sandpaper. You know what's next: a sore throat. Is it the start of a cold, strep -- or something else?
"For most sore throats, you probably don't need to see a doctor. You can treat it with over-the-counter remedies, take time off from work, and rest," says Jeffrey A. Linder, MD, MPH. He's an associate professor of medicine at Harvard Medical School.
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: