(Reuters) -The U.S. Food and Drug Administration approved the expanded use of ARS Pharmaceuticals' nasal spray for severe ...

Chronic spontaneous urticaria is an idiopathic syndrome defined by recurring itch, hives, or angioedema (or a combination of ...

A review in Clinical & Experimental Allergy concludes that exposing young children to small amounts of foods that they're allergic to is safer than avoiding the foods altogether, which could be very ...

A groundbreaking consensus report on anaphylaxis – the severe reaction some people experience from bee stings, peanut butter ...