Medically reviewed by Brendan Camp, MD Hives and eczema are two of the most common skin disorders. Hives, clinically known as ...

Many formulas contain cow's milk protein, one of the most common food allergies in babies. Learn more about this allergy and ...

Constantly scratching and picking at an itchy rash really does make it worse. But why? According to newly released research ...

Learn how allergies and other conditions can cause a sore throat, and how to identify the right treatment based on your ...

The first U.S. H5N9 outbreak has raised concerns as scientists warn of evolving bird flu risks—here's what you need to know about the symptoms.

You can have a reaction to various foods, but it’s not always an allergy – the difference lies with your immune system.

"While it's difficult to quantify how common these allergies are, many cases likely go unnoticed by the kitty's owner," a vet told Newsweek.

Bee stings are not just a painful inconvenience; they are the result of a highly evolved biological defense mechanism. When a ...

The Alabama Department of Public Health is investigating some reports of adverse reactions to injections of the antibiotic ceftriaxone, or Rocephin, but a local health provider said she has seen no ...

FDA issues new warnings about rare but severe allergic reactions, including anaphylaxis, linked to MS drug glatiramer acetate, urging immediate medical attention.

The FDA issued a boxed warning for anaphylaxis risk linked to Glatiramer acetate and Glatopa, used in MS treatment.

Eventually, these conditions can lead to end-stage heart failure and/or death. End-stage heart failure means that both sides of the heart fail to pump enough blood to sustain your body. A blood test ...