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.

A woman wrote in a post on Reddit that she is refusing to lock her cats up during an upcoming gathering because her best ...

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

Nearly 40,000 women in the U.S. are allergic to semen. This rare but often misdiagnosed allergy could be impacting your sex life.

The American College of Allergy, Asthma, and Immunology (ACAAI) recommends that anyone experiencing persistent allergy symptoms see a board-certified allergist. Testing can determine whether pet ...

Until 1997, semen allergy was thought to affect fewer than 100 women globally. But a study led by allergist Jonathan Bernstein found that among women reporting postcoital symptoms, nearly 12% could be ...

Some studies indicate children with pets may be less likely to have allergies. But the evidence can be tricky to interpret.

Dogs and cats often don't make the best bedmates. But pet owners often choose sleep deprivation over isolation from their ...