Perioral dermatitis is a rash that appears as clusters of inflamed skin and small raised bumps around the mouth and nose. The bumps may be red or flesh-colored, depending on your skin tone, the AAD ...

Lyme disease often is known for its classic bullseye rash but symptoms can appear in multiple ways. Identifying Lyme disease with pictures can help you to understand these different types of rashes.

But identifying a monkeypox rash isn't always easy. Although they are caused by different types of viruses, the symptoms of monkeypox are similar to those of chickenpox — and it can be tricky to ...