Many people are labelled as allergic to penicillin, causing a useful class of antibiotics to be avoided for no good reason.

Seeing it come back is concerning because there are several other illnesses that we have vaccines for that we might see come ...

With the water allergy, it just came on one day - I thought I'd used a body wash I was allergic to, but it got worse. "Whenever I washed my hands I would get massive rashes and felt like ants crawling ...

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

One woman has shared how she started getting violent allergic reactions when eating certain foods. Lisa O'Brien said she ...

Scabies occurs when tiny parasitic mites called Sarcoptes scabiei burrow into the upper layer of skin, triggering an intense ...

About 45 years ago, I came down with a rash on my chest and stomach from taking ampicillin. I was told never to take penicillin again.

About 45 years ago, I came down with a rash on my chest and stomach from taking ampicillin. I was told never to take ...

The first exposure sensitizes your body to the allergen, while the second exposure causes the rash. View the slideshow below for photos of irritant contact dermatitis and allergic contact dermatitis.

Allergic reactions to vitamin B12 are rare, but real. The reason may sound strange, but it's true - an allergy to cobalt.

You can’t use or touch what triggers your allergy. Chill out. A cool compress or shower can help calm a fiery rash. Gently pat dry and then moisturize. Soak it. Colloidal oatmeal is oatmeal ...

bacteria like staph or strep can cause diaper rash, which is also known as impetigo. Allergic Reaction Diaper Rash: Babies with sensitive skin might develop a rash if they react to certain ...