Skin problems are relatively common in people with ulcerative colitis. You may not be able to prevent these problems entirely, but managing your UC can reduce their likelihood and severity.

A fungal skin infection happens when a fungus (such as yeast or mold) grows and creates a reaction on your skin surface.

Acanthosis nigricans refers to the darkening of the skin in the folds and creases of the body, such as the armpits, neck, and groin. It’s often triggered by obesity.

Skin tags are tiny, benign (harmless) growths usually found in folds of the skin like the armpits, neck, and eyelids. People with certain health conditions, such as diabetes, and a family history ...

They’re common in hot, humid weather and usually show up where skin folds, like your armpits. Most of the time, armpit heat rashes go away once your skin cools down.

Wrinkles form when skin stretches one way and shrinks the other. Older skin shrinks more, causing it to buckle.