#Dermatology

A new oral peptide called Icotrokinra completely cleared psoriasis in 27% of patients after 16 weeks.

Why Are Tattoos Permanent, and Where Does the Ink Actually Go?

The cell that actually makes a tattoo permanent — colorized scanning electron micrograph of a macrophage. Photo: NIAID, via Wikimedia Commons, licensed CC BY 2.0. A video going…

Does Red Light Therapy Work, and Why Does the Price Range From $60 to $1,200?

Frank C. Müller, CC BY-SA 3.0, via Wikimedia Commons. This is a classic incandescent heat lamp, not one of the narrow-band LED panels this piece is about — and, as it turns out,…