Most people who are allergic to cats aren’t reacting to the fur—they’re reacting to a protein in cat saliva called Fel d 1.

Allergic cats and dogs aren't as likely as humans to sneeze and cough. More often, they scratch and lick themselves, shake their heads and develop ear infections.

Dogs and cats can also suffer from allergies, but there are ways to help our furry friends Dr. Karen Woodard check's Gail Friedman's dog, Ms. Roxie, for signs of allergies in Elmhurst, Ill. on May ...