The most common allergy rashes include atopic dermatitis (eczema), allergic contact dermatitis, and hives. Common symptoms include a red, itchy, and swollen rash and blisters that ooze and crust.

Common examples include poison ivy and nickel allergies, Lipner says. These rashes "tend to be very linear and they can blister," she adds. In both cases, you'll only see the rash in the area of ...

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

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

Medically reviewed by Daniel More, MD A gluten allergy occurs when the immune system has an abnormal reaction to gluten, a protein found in the grains wheat, barley, and rye. Celiac disease is an ...

Skin allergies can be triggered by fragrances, nickel, harsh detergents, food allergens, and more. Learn to identify triggers ...

are swimming-related rashes. However, a chlorine rash is a reaction to coming into contact with chlorine, while swimmer’s itch is caused by an allergic reaction to microscopic parasites that ...

• Topical treatments: Over-the-counter 1% hydrocortisone cream can help with mild flare-ups. For more severe cases, pediatricians may prescribe stronger topical steroids or calcineurin inhibitors.