Many Canadian kids too tired: report
Get strong by monitoring your training
John is an owner and co-founder of CrossFit Toronto and Primal Athletes, and a Certified CrossFit Trainer Level 3 (CCFT).
Latest posts by John Vivian (see all)
- The Next Adventure - June 10, 2020
- Remember to Move! - April 21, 2020
- Rate of Perceived Exertion (RPE): What, Why, How - May 13, 2019
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