Strep throat is an infection caused by a bacteria (germ) called Group A Streptococcus. It is more common in children than adults.
More Information about Strep Throat
Caring for Kids: English and Français
Public Health Agency of Canada: Group A Streptococcal Disease: English and Français
See also Invasive Group A Streptococcal Infection (iGAS)
Public Health Ontario's Fact Sheet: How to Protect Yourself and Others from Respiratory Viruses
Caring for Kids - Fever and Temperature Taking: English and Français
Should one go to childcare, school, or work if they have strep throat?
Exclude until 24 hours of antibiotic treatment is taken and if too ill to participate in regular activities.
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
