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What causes ringworm?

Diana K. Blythe, MD
Pediatrics

Ringworm is caused by a fungus, or yeast, not a worm. This fungal infection is spread by contact and fungi like warm, moist places. It is not surprising that athletes get jock itch and athlete's foot which are also fungal infections.

In order to avoid these two conditions, change into dry shoes and socks after working out and do not sit around in sweaty clothes. If you do get ringworm, jock itch, or athlete's foot, you will likely need an anti-fungal cream.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.