Tinea manuum can cause a red rash with circles, red patches on the back of your hand, and dry scaly skin on the palms of your hands. On darker skin, those patches can look brown or gray.

A man developed a rash that looked like his entire back was covered with swollen whip-like marks two days after eating shiitake mushrooms. It turned out to be a rare condition known as shiitake ...

She suggests: While the majority of skin rashes that occur alongside coronavirus calm down of their own accord, some do require urgent medical attention. Always seek advice from your doctor if you ...