Herpes simplex labialis (HSL) is a common disease caused most often by herpes simplex virus type 1 (HSV-1). Primary infection is usually acquired during childhood or adolescence through direct mucosal ...

Hand, foot and mouth disease is a highly contagious — but usually mild — illness that typically affects kids under 5.

Just thinking about poison ivy can make you itch. Blistering rashes on your arms and ankles, oozing bumps between your fingers and eyelid-swelling exposures are all-too-familiar summer hazards.

A 65-year-old man with hypertension presents to the dermatology clinic with a 3-day history of a rash on his arms and trunk. The patient reports having a similar rash 1 year ago that started 2 weeks ...

With hand, foot and mouth disease, or HFMD, spreading through certain parts of the country, there are certain symptoms to ...

The cases of Madam Tan and Mr Lee – in 2014 and 2023, respectively – show that shingles symptoms do not always appear as a ...

For most, summertime shine is a welcome change after a cold winter, but the summer heat comes with its own dangers. Heat rash is something that adults, children and infants can experience when sweat ...

Some people may experience a rash on their injection arm after getting the Moderna COVID-19 vaccine. The rash is likely a delayed allergic reaction or hypersensitivity. Experts say there's no need to ...

Angelina Labib, MD; Heather R. Gochnauer, MD; Lawrence F. Eichenfield, MD A 10-year-old girl with a history of allergic rhinitis presents to the dermatology clinic with a rash on her face that has ...