Ringworm is a fungal infection, not caused by a worm. The main causes are:
Fungal Infection
- Dermatophytes: The most common cause of ringworm is a group of fungi called dermatophytes. These fungi thrive in warm, moist environments and can survive on the skin, hair, and nails.
- Species of Dermatophytes: The main species of dermatophytes that cause ringworm in humans are Trichophyton, Microsporum, and Epidermophyton.
Related: Understanding Cat Fungal Infection Skin: Causes, Symptoms, and Treatment
Transmission
- Direct Contact: Ringworm can be transmitted through direct contact with an infected person, animal, or object. For example, petting an infected cat or dog can transfer the fungus to a person.
- Indirect Contact: The fungi can also survive on surfaces such as combs, brushes, bedding, and clothing. Using contaminated items can lead to infection.