Medically reviewed by Casey Gallagher, MD Red spots on the skin can appear for a variety of reasons, ranging from harmless to potentially serious conditions. They can be caused by simple irritants ...

10. Eczema (Atopic Dermatitis) Eczema, or atopic dermatitis, is a chronic condition that causes dry, itchy, and inflamed ...

A herald patch usually develops on the chest, thighs, upper arms, or neck. But it can appear anywhere on the body. Within 2 weeks of developing the initial herald patch, it’s common to ...