Acanthosis nigricans (AN) is a condition that causes the skin to thicken and darken in places. AN is not harmful or contagious, but can be a sign of certain other medical conditions.
Cellulitis is an infection of the skin and underlying tissues that can affect any area of the body. It begins in an area of broken skin, like a cut or scratch.
Chickenpox used to be common in kids, causing a very itchy red rash all over the body. But the good news is that a vaccine can prevent most cases.
Cold sores are small and painful blisters that appear around the mouth, face, or nose. They're very common and, while uncomfortable, usually go away on their own.
This harmless condition - the infant form of dandruff - causes rough, scaly patches on a baby's skin.
Got flakes? Most cases of dandruff don't require a visit to a doctor's office. Treat them at home with special, over-the-counter dandruff shampoos.
Eczema can be an itchy nuisance and cause scratching that makes the problem worse. Many kids who have eczema today will be over it by the time they're teens.
By the looks of the "bulls-eye" marks this rash leaves on the skin, you might think it's cause for concern. But erythema multiforme clears up on its own within a few weeks.
Fifth disease is a viral illness that causes a red rash on the face, body, arms, and legs. It's especially common in kids ages of 5 to 15.
Genital herpes is a sexually transmitted disease (STD) that's usually caused by the herpes simplex virus type 2 (HSV-2).