A deodorant rash may cause skin discoloration and swelling in the area it’s applied to. This is often accompanied by a stinging, burning, and itchy sensation. What does a fungal underarm rash ...
Athlete’s foot, also known as tinea pedis, is a fungal skin infection that typically starts between the toes. It causes a scaly, itchy rash that may have painful or burning sensations.
Despite its name, it’s not caused by a worm. Instead it’s the result of a fungus festering in skin, causing a scaly, dry, swollen or itchy rash that’s often red, according to the NHS.