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 ...

This autoimmune disease may impact your skin as well as your nails and hair. Learn what to look for to treat lupus more effectively.

The keto diet is actually all the rage right now (just ask Jenna Jameson)—and while it can definitely lead to weight loss, it can also have some...less than pleasant side effects (hi, keto flu, ...

Poison ivy, poison oak, and poison sumac all contain urushiol, a toxic oil that triggers an allergic rash in most people 12 to 72 hours after contact. Urushiol can spread from contaminated clothing, ...

Lots of things can turn your skin red, including acne, an allergic reaction, or a severe skin disorder. Sometimes the redness goes away on its own. But you may need treatment if your symptoms are ...

Dr. Archana Sharma, DO, FAAP is a pediatrician and active participant in a collaborative group that studies the effects of COVID-19 in pediatric oncology. The group has published its findings in ...