More information has emerged about “COVID arm” — a delayed arm rash appearing after Moderna’s COVID-19 vaccine is administered — including likelihood, duration and treatment. Researchers examined 16 ...

What Causes a Rash in Your Armpit? An armpit rash is more common than you might think. Your armpits probably come into contact with more chemicals each day than most other parts of your body. Don’t be ...

Angelina Labib, MD; Heather R. Gochnauer, MD; Lawrence F. Eichenfield, MD A 10-year-old girl with a history of allergic rhinitis presents to the dermatology clinic with a rash on her face that has ...

Out of more than 3,000 skin diseases, how do you know what condition you have? These 23 skin rash pictures and expert tips ...