Dental plaque is a complex biofilm at the heart of oral disease. Learn how it causes cavities and gum inflammation and why ...

A sore throat, loss of taste, and a burning tongue are telltale signs something is wrong. But the culprit might surprise you.

There are many possible causes of ear pain, including infection, allergies, wax buildup, swimmer's ear, or a ruptured ear drum.

A bacterial sinus infection, or sinusitis, will usually resolve by itself. In rare cases, untreated sinusitis may spread and cause serious complications.