Saliva keeps the mouth comfortably moist, protects enamel, aids chewing and swallowing, neutralizes destructive acids, kills germs, fights bad breath, and fights tooth decay and gum disease. Saliva comes out of six major salivary glands—they’re in the cheeks, under the tongue and near the jawbone—and hundreds of minor glands. Saliva keeps the mouth comfortably moist, protects […]
