It’s an all too common scenario: You’re excited to try your new skincare product, whether it’s an eye cream, serum, moisturizer, or body cream, and slather it all over, only to find yourself with a ...

Using a new skin care product without testing it first can potentially cause allergic contact dermatitis, an inflammatory skin condition in which the immune system overreacts to an ingredient in the ...

Allergies are common and can be triggered by anything from certain foods and chemicals to dust or pet dander. While some people discover their allergies only after an unexpected reaction, deliberately ...

In our study, the patients with the best clinical outcomes were the ones who had strong or extreme reactions on patch testing. In contrast, only 2 of 4 patients with questionable or weak patch-test ...