Animal physiology is the scientific study of the life-supporting properties, functions and processes of animals or their parts. The discipline covers key homeostatic processes, such as the regulation ...

Use a humidifier to add moisture to the air, especially in dry climates. Drinking more water helps thin mucus and keep your nose moist. Saline nasal spray can keep keep your nasal passageways moist.

If you have a stuffy nose, using a CPAP machine might be harder because the air can’t flow well through your nose. It’s usually okay to take a day or two off from using CPAP if you have a cold, but ...

A dacryocystorhinostomy (DCR) is a surgery that creates a new path for tears to drain between your eyes and your nose. You may need this surgery if your tear duct has become blocked. The procedure can ...