Pityriasis rosea is a common skin condition that causes a set of temporary red, scaly rashes. These mild rashes aren't contagious and usually clear up without medical treatment in 10 weeks or less. To ...

Medically reviewed by Susan Bard, MD Key Takeaways Some red spots on the skin can be harmless, while others may require medical attention. Conditions like heat rash, cherry angiomas, lichen planus, ...

Pityriasis rosea and ringworm (tinea corporis) are both skin conditions that cause round, discolored patches. Ringworm is contagious through skin-to-skin contact, while pityriasis rosea is not. Both ...

No, pityriasis rosea is not contagious. You cannot get it from another person. The cause of pityriasis rosea is not fully known, but experts believe a viral infection that triggers a skin reaction ...

Medically reviewed by Katlein Franca, MD Key Takeaways An inner-thigh rash can be caused by friction, allergic reactions, or ...

Scientists have now shown why it may not be a good idea to scratch an itchy rash, even though it feels good. This research used a mouse model of a kind of eczema known as allergic contact dermatitis, ...