"The polyps had eroded so much the bone around the perimeter of the sinuses that they were entering into the brain cavity and ...

Your nasal cavity contains olfactory receptors ... nosebleeds, snoring, mouth breathing, and headaches. It can also affect your sense of smell and taste and may lead to sleep problems like ...

Mouth taping, intended to promote nasal breathing during sleep, is popular despite limited scientific support. It may reduce snoring, bad breath, and fatigue. However, side effects and safety ...