Allergic reactions are a serious condition many Americans face due to an abnormal immune response in the body that, in some cases, can result in death. An allergic reaction occurs when the immune ...

A penicillin allergy can cause symptoms such as hives, shortness of breath, and areas of swelling. In some cases, it may also lead to anaphylaxis, a life threatening condition that causes low blood ...

Allergic conjunctivitis is not contagious, but other types of conjunctivitis, such as viral or bacterial, are. People can take steps to prevent transmission of the contagious types. These steps ...

Medically reviewed by Kumkum S. Patel, MD Key Takeaways Celiac disease is an autoimmune disorder, not a true allergy, and requires avoiding gluten-containing foods.Non-celiac gluten sensitivity can ...

This story originally appeared in the January 2026 issue of Town&Gown magazine. “Oh, my allergies are acting up.” “I think I ...

Add Yahoo as a preferred source to see more of our stories on Google. Ah, spring. No matter where you live, it’s the season of renewal, sunshine, milder weather — and plenty of allergies. Those ...

Daniel More, MD, FAAAAI, FACAAI, FACP, is a board-certified allergist and former clinical immunologist at Allergy Partners of the Central California Coast. Allergies occur when the body mistakes a ...

Living with allergies can be difficult. Symptoms can mess with your day-to-day life or, in some cases, be life-threatening. Even if your allergies only show up seasonally, symptoms can impact your ...

If you live in New Jersey and you suffer from allergies, it might be time to start stocking up on tissues and antihistamines. We could be in for a rough pollen season this year, according to ...

Kate Lecker is a 43-year-old regional business director for a pharmaceutical company. She has been using insulin for 40 years to treat her type 1 diabetes. She started having severe allergic reactions ...

Researchers have identified an allergy pathway that, when blocked, unleashes antitumor immunity in mouse models of non-small cell lung cancer (NSCLC). And in an early parallel study in humans, ...

If you live in New Jersey or Pennsylvania and you suffer from allergies, it might be time to start stocking up on tissues and antihistamines. We could be in for a rough pollen season this year, ...