What is contact dermatitis? Contact dermatitis is a reaction that occurs when something touches your skin and triggers a rash. The rash may appear right away or it could take some time to develop.

What is contact dermatitis? Contact dermatitis is a reaction that occurs when something touches your skin and triggers a rash. The rash may appear right away or it could take some time to develop.

Medically reviewed by Casey Gallagher, MD Key Takeaways Armpit rashes can be caused by allergic reactions to deodorants or shaving creams.If products like deodorant cause a rash, you might be allergic ...

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 ...

PARIS, France — This shirt? That scarf? These sneakers? Excellent Christmas gifts, right? Most of us would say so, not thinking twice about clothes, accessories, or footwear — that is, until we put ...

Armpit pain is a common complaint that can have many causes, from mild muscle injuries to swollen lymph nodes and severe skin infections. In most cases, armpit pain isn't a reason to worry, but it can ...

As runners, we’re no strangers to chafing, so it’s all too easy to write off any red, rash-like skin irritation is as the result of a particularly sticky run. If your underarms develop sore or itchy ...

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...