Inverse psoriasis is a type of psoriasis that commonly affects the armpits and may cause pain and irritation. Intertrigo may cause a rash under the arms due to inflammation or infection ...

To prevent itchy armpits, it’s important to keep the underarms clean, especially after physical activities. Also known as heat rash or miliaria rubra, prickly heat is a red, bumpy rash often ...

Sammy and John Knowles had taken four-year-old Jaxon to Blackpool for the weekend, but when it was time to go home, he'd said his armpit was ... was when I saw a rash. "My first thought was ...