If your dog is constantly biting and scratching their skin, it may be fleas or allergies. Learn more about possible causes for an itchy dog.

Allergy season can be miserable for tens of millions of Americans when trees, grass, and other pollens cause runny noses, ...

Allergies may feel worse at night because of nearby allergens and their effect on circadian rhythm. Find out how to stop ...

The season for sneezing and wheezing is here. If you're unsure about what's causing your allergy symptoms, there is a unique test that can help.