Dr. Lowell Greib

Dr. Lowell Greib

An internationally sought-after thought leader in the area of Sport Therapy, Dr. Lowell Greib is an accomplished athlete, speaker, professor, and practitioner. Dr. Greib raced as a professional ultra-distance mountain biker while completing both his degree in Biochemistry/ Biotechnology, and his graduate research in analytical chemistry at the University of Waterloo. During his 4 years of medical training at the Canadian College of Naturopathic Medicine, he founded (and subsequently directed) the Sports Medicine Program for the college, now widely accepted as the gold standard for naturopathic Sport Therapy training across Canada.

Dr. Greib continues to lecture at the Canadian Memorial Chiropractic College, National University of Natural Medicine, and the University of West Indies in Bridgetown, Barbados. For the last decade, Dr. Greib has served as Medical Director for the Goodlife Fitness Toronto Marathon and The Limberlost Challenge Ultra Trail race.  Upon his recent completion of a 9 year term with the Canadian Association of Naturopathic Doctors we was awarded the Dr. Verna Hunt award for his exemplary service to his profession and service, including 5 years as Chair of the Board.


BSc – Biochemistry & Biotechnology (University of Waterloo)
MSc – Analytical Chemistry (University of Waterloo)
ND – Doctor of Naturopathic Medicine (CCNM)
Certified Sports Nutritionist- International Society of Sport Nutrition
Lecturer, Department of Graduate Studies- Canadian Memorial Chiropractic College & National University of Natural Medicine
Lecturer – University of West Indies
Medical Director – Toronto Marathon & The Limberlost Challenge
Ambassador (Canada) – International Institute of Race Medicine
Chair – Canadian Association of Naturopathic Doctors


Professional Solo Ultra Mountain Biker – 12/24 Hour
Long Distance Trail Runner – 50+ kms
Marathon Runner – including Boston, Phoenix, & LA
Adventure Racer – 3x RockStar Adventure Race Winner
Nordic Skier – including Skijoring
International Distance Duathlete

Recent Posts

Safeguarding the Game: The Role of Cutting-Edge Protective Hockey Equipment in Preventing Concussive Injuries

Hockey, a high-energy sport combining skill and strength, has witnessed an increased focus on player safety in recent years. The…

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Guarding the Brain: The Crucial Role of Normative Testing in Concussion Assessment

In the fast-paced world of sports and recreational activities, the risk of concussions is an ever-present concern. These traumatic brain…

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Understanding the Significance of Recognizing Delayed Onset of Concussion Symptoms: Insights from the 2023 Consensus Statement

Concussions, often referred to as mild traumatic brain injuries, are a common occurrence in various settings, from sports fields to…

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