Medically reviewed by Susan Bard, MD A rash under the breast often results from heat, moisture, eczema, allergies, fungal ...

(NEXSTAR) – Measles, one of the most contagious viruses in the world, is often recognized by the rash it gives patients who are infected. However, those spots and bumps usually don’t appear for more ...

But there’s one side effect that’s well established but little known and still puzzling to doctors: the “keto rash” or prurigo pigmentosa. This rash fits the man’s case perfectly—red, raised, itchy ...