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College of Dental Hygienists of Ontario
The College of Dental Hygienists of Ontario regulates the practice of dental hygiene in the interest of the overall health and safety of the public of Ontario.

Self-Service-E  FAQ-E

CDHO Video Library

To access our full video library, please visit our YouTube channel.

Is Your Dental Hygienist Registered?

Seven-Step Oral Cancer Self-Exam
This video is also available on our YouTube channel in a 2-minute and
a 30-second version.

Smart Health






Dental Hygiene Treatments


Canadian Better Living



The Mouth Tells Your Health's Story
30-second public service announcements on arthritis, diabetes and oral cancer.