Many of us have heard the idea that weightlifting in late childhood and adolescence can prevent youth from reaching their maximum height potential, but is this really true? This video will break down this myth, how it arose, and explain why it is just a myth. Next, this video will provide some background on how our bones actually grow and how growth plates work to make someone taller. Finally, it will aim to offer insight on the benefits of weightlifting for one’s mental and physical health, the potential harms of weightlifting, and best practices for youth aiming to get into weightlifting.

Note: We are not experts, and this video is purely for informational purposes. Before starting any physical activity or workout regimen, please consult your doctor or appropriate health care professional to see if this is right for you.

Introduction: 0:00-0:32
What is strength training?: 0:33-1:08
Origins of the myth and growth plates: 1:09-2:32
Likelihood of injury: 2:33-3:03
Epiphyseal fracture due to lifting heavy weights or playing intense sports: 3:04-3:40
When can a child start strength training?: 3:41-4:05
What factors influence growth?: 4:06-4:58
What does exercise do to growing bones?: 4:59-5:48
Should YOU weightlift?:5:48-6.01
What are the benefits of weightlifting? 6:12-7:40
Why is bone density important (Osteoporosis and sports related injuries)?: 7:41-8:16
Studies on the benefits of weightlifting towards recovery and chances of getting injured: 8:17-8:49
Is lifting the RIGHT FIT for you? Tips and tricks for weightlifting: 8:49-9:35

This video was made by McMaster University students Charles Cai, Vithuyan Sugumar, and Ashley Tsoi in collaboration with the Demystifying Medicine McMaster Program.

Copyright McMaster University 2023.

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