2. Ring-shaped rash.
Of course, the most obvious sign of ringworm infection is a ring-shaped rash itself.
This type of rash is the hallmark of this skin infection, which is why it is known as ringworm. This circular rash will be irritated and will be red in color.
In the center of the ring, there will be a patch of skin that appears healthy. There are other things that can cause this type of rash, such as a spider or tick bite, which is why it’s important to seek medical attention if a circular-shaped rash develops.