Health Info: Chickenpox Causes, Signs & Symptoms

Chickenpox is a viral infection that causes fever and an itchy rash with spots all over the body. It used to be a common childhood illness in the United States, especially in kids under age 12. It’s much rarer now, thanks to the varicella vaccine. Chickenpox often starts without the classic rash, with a fever, headache, sore throat, or stomachache. These symptoms may last for a few days...