Dandruff — or seborrheic dermatitis more broadly — is usually caused by an inflammatory reaction to Malassezia furfur, a yeast that lives and grows on everyone’s skin. Adigun says that those who ...

but it’s actually related to a yeast called Malessezia furfur that’s found naturally on the skin”. Fungal acne, which can be itchy, has a different cause than other kinds of spots ...

Nikki A. Levin, MD, PhD, is an Assistant Professor of Medicine, Division of Dermatology, University of Massachusetts Medical School, Worcester, MA. Note: The author reported no actual or potential ...

Avoid the extremes—whether that’s using too many products, following influencer fads blindly, or doing absolutely nothing.

A 40-year-old man presented with a 1-year history of a red scaly eruption in the scalp, behind the ears, and in the nasal alae. The eruption in the scalp was slightly pruritic. There was relative ...