Itchy gums can be caused by a range of conditions, from allergies to viral infections. Learn about the symptoms, treatments, and outlook for itchy gums.

Girls with "life-threatening" food allergies were exposed to food in allergy clinic waiting room.

Tai Foong USA of Seattle is recalling Royal Asia branded frozen "Shrimp Wonton Noodle Soup" — sold exclusively at Costco stores in six states — because it contains egg that is not declared on the label and has caused a confirmed reaction in at least one person. Costco began selling the soup in January at stores in...

By learning how a recently discovered immune cell works in the body, researchers hope to one day harness the cells to better treat allergies and infections.

A single treatment giving life-long protection from severe allergies such as asthma could be made possible by recent immunology research.