Sulfite allergy is a high sensitivity to sulfite, a sulfur-based compound that occurs naturally in your body as well as foods like onions, cabbage, and apples. In people with sulfite allergy, the ...

In 2015, Marla Barkoff, MD, was a healthy mom and board-certified endocrinologist practicing at the University of Illinois Hospital in Chicago when a bunch of debilitating symptoms landed her on the ...

Progesterone dermatitis is a rare immune sensitivity condition. Symptoms present like common skin conditions, including eczema and hives, or allergic reactions. Experts weigh in to help you understand ...

Have your ears or neck ever broken out in a random skin rash after wearing new jewelry? It's likely because you have a metal allergy. Here are several metals most likely to cause such an allergic ...

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

A years-long ordeal for a tattooed Polish man who underwent multiple surgeries to excise every last chunk of red-inked skin ...

Using a new skin care product without testing it first can potentially cause allergic contact dermatitis, an inflammatory skin condition in which the immune system overreacts to an ingredient in the ...

Joy Emeh is a professional health writer, editor, content strategist, and career development coach with up to four years of experience in the health writing space. She is interested in all things ...