Tonsils and adenoids are the body's first line of defense as part of the immune system. They sample bacteria and viruses that enter the body through the mouth or nose, but they sometimes become infected.
Secondhand smoke is a combination of the smoke from a burning cigarette and the smoke exhaled by a smoker. Also known as environmental tobacco smoke (ETS), it can be recognized easily by its distinctive odor.
Does your child have allergies? Allergies can cause many ear, nose, and throat symptoms in children, but allergies can be difficult to separate from other causes. Here are some clues that allergies may be affecting your child.