What are the circular red spots on my skin?

Possible causes of circular red spots on your skin include:

- Ringworm: A fungal infection of the skin that appears as red, circular, itchy patches.

- Tinea versicolor: A yeast infection of the skin that causes light or dark brown, scaly patches.

- Eczema: A group of skin conditions that cause red, itchy, and inflamed skin.

- Psoriasis: A chronic skin condition that causes red, scaly patches of skin.

- Contact dermatitis: An allergic reaction to something that has touched the skin.

- Drug reaction: Some medications can cause a skin rash as a side effect.

- Insect bites: Some insect bites can cause red, circular welts.

- Hives: Swollen, itchy areas of skin that can be red or pink in color.

- Erythema multiforme: A skin condition that causes red, raised patches of skin.

- Rocky Mountain spotted fever: A bacterial infection spread by ticks that causes a rash of red spots on the wrists, ankles, and palms.