Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more ...

Skin reactions can be alarming, especially when they appear suddenly. Many people struggle to tell the difference between hives and a rash, but knowing the cause is the first step toward relief. Black ...

CINCINNATI (WKRC) — As temperatures drop, some individuals may experience an unusual allergic reaction to the cold, known as cold-induced urticaria. Dr. Sandra Hong from the Cleveland Clinic explained ...

The telltale itch begins subtly – perhaps a slight irritation on your arm or an uncomfortable warmth spreading across your chest. Before long, your skin erupts in patches of redness, bumps, or scales ...

Many common plants can cause hives or other allergic reactions. These plants usually have distinct features that you can use to avoid them. Share on Pinterest Poison ivy vines like this one are one of ...

Monday, ARS Pharmaceuticals Inc (NASDAQ:SPRY) released efficacy results in its phase 2 inpatient chronic spontaneous urticaria study with neffy (epinephrine nasal spray), an investigational new drug.

Hives usually aren’t a sign of a serious medical condition. But their sudden appearance may merit a trip to urgent care or the emergency room if they show up along with other symptoms. Hives are itchy ...

Allergies can develop at any time, and even foods that seem harmless, like chicken, can cause allergic reactions in some people. If you notice specific symptoms every time you eat chicken, it could be ...

Doctors call it "urticaria," but everyone else calls it "hives." We're talking about the incredibly itchy, swollen rash that can suddenly show up on skin, without warning, only to disappear and show ...