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 reactions to dogs or cats can cause sneezing, nasal congestion, itchy eyes, hives and other symptoms.

Inhalant allergies: This is a more common cat allergy and stems from something your cat breathes in, such as grass, pollen, flowers, smoke, mold or cleaning products. This can result in sneezing ...

A truly allergy-free cat or dog does not exist, according to the American College of Allergy, Asthma and Immunology. But there are some breeds known for being more tolerable for people with allergies.

When a dog or cat has a food allergy, their immune system mistakes food for something harmful, then goes on the attack. That causes a reaction. Common symptoms in cats and dogs.

Dogs and cats commonly develop allergies to environmental factors like pollen, dust, and mold, as well as certain foods and pests. Symptoms often include excessive scratching, ...