Ear Infections: Test Your Knowledge

Most parents have seen their children go through the pain of an ear infection. And when it hits, it's hard to know whether a trip to the doctor is needed, or whether medicine will help.

Your best defense is knowing the facts. What causes ear infections, and are they contagious? Do antibiotics help?

On The Saturday Early Show, Dr. Mallika Marshall offers this HealthWatch quiz and the answers that will help both you and your child.