Add Yahoo as a preferred source to see more of our stories on Google. Amelia Brown woke up with soreness and a rash on her arm a week after getting her first Moderna shot. Amelia Brown Some people may ...

Add Yahoo as a preferred source to see more of our stories on Google. An angry red rash being called “COVID arm” is a harmless but annoying response in some people who get the Moderna vaccine. Aside ...

When a blotchy red rash pops up on your skin, it's not easy to know exactly what the cause is. With thousands of skin diseases to choose from, deciphering your skin can be a challenge. But with skin ...

Herpes zoster (shingles) is a type of viral infection known for causing painful rashes that most often develop on your torso but may occur anywhere on your body. This includes your arms. If you ...

Pain, swelling, and a rash at the injection site are common reactions to COVID-19 vaccines. Less commonly, someone may develop COVID arm, an exaggerated skin reaction to the vaccine. COVID arm is an ...

NBC Select independently determines what we cover and recommend. When you click on or buy through our links, we earn a commission. Learn more. Deanna Pai Contributing Writer and Editor Dermatitis is ...