Ringworms
Ringworm is the name for a group of skin infections caused by fungus that live on the dead tissues of the skin, hair, and nails. The term “ringworm” doesn’t mean the infection is caused by worms.
More Information about Ringworms
Should one go to childcare, school, or work if they have ringworms?
Exclude until treatment has started. If you think you or your child has ringworms, see your healthcare provider.
Note: Exclusion guidelines may differ for healthcare workers. Follow the direction of your healthcare provider or occupational health at your workplace.
Contact our Communicable Disease Control (CDC) program at 705-474-1400 or toll free at 1-800-563-2808, ext. 5229, or by email to cdc@healthunit.ca for more information.
Last reviewed: May 2025, by CDC