01AfterTick field guides
Know ticks. Keep living outdoors.
Start with the question you have now. These concise Canadian guides explain what ticks are, why exposure is changing and how to build a practical prevention routine—without turning every walk into a worry.
Educational information, updated August 22, 2026. Care eligibility and treatment decisions are made by a licensed clinician.
What are ticks?
Learn how ticks feed, move through four life stages and may pass pathogens while attached.
Why more ticks in Canada?
Separate weather from climate, tick abundance from reported disease cases and signal from noise.
Prevent tick bites.
A printable before, during and after checklist for yards, trails, cottages, kids, gear and pets.
No bite memory?
Learn why a tick bite can go unnoticed, why a rash may be absent and what clinicians consider when symptoms appear.
04When education is not enough
Found a tick or expect repeat exposure?
Use the path that matches your situation. AfterTick connects eligible Ontario residents with a licensed clinician for an individual assessment.