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 ...

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 ...

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