Can ringworm of the body be cured?

Part 2. This is a representative photo of tinea corporis ("ring worm") that is usually easily treated.
Depends. There are many species of skin fungal infestations. Typical "ring worm" (tinea corporis) can usually be eradicated. Tinea versicolor, can be treated but it usually recurs. The picture is of tinea versicolor.