How young is too young to start lifting weights?
Age is the wrong thing to ask about. Appropriately supervised resistance training with sensible loading is widely regarded as safe for young athletes, and the risk in youth sport sits overwhelmingly with the sport itself rather than with the gym. What decides it is supervision, technique and progression — not a birthday.
What does change with age is the emphasis: younger athletes get more out of movement quality, bodyweight control and broad athletic development than out of chasing maximum loads.
Why
The persistent worry is that lifting stunts growth. It is not supported, and the comparison usually skipped is that the sport a young athlete already plays involves collisions, landings and sprinting at loads far beyond a controlled gym session.
What matters far more than age. Whether someone competent is watching, whether the movement is right before the load goes up, and whether progression is gradual rather than driven by what a teammate lifts.
Where the emphasis belongs. Jumping and landing mechanics, single-leg control, trunk strength and general athleticism repay a young athlete more than a heavy squat does.
This is general guidance rather than individual advice. A young athlete with a history of injury, or any current pain, should be assessed by a physiotherapist or a qualified strength and conditioning coach before starting.
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