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.

"Rashes on the hands can be caused by a variety of factors, ranging from infections to inflammatory conditions to external exposures," Zeichner said. Zeichner shared four possibilities for the ...

Hand, foot and mouth disease cases, a viral infection that causes rashes on the hands, feet and mouth, are on the rise across Japan well into October, despite being typically considered a summer ...