One of the biggest myths about weight lifting is that it stunts your growth. No studies have ever been shown that lifting weights stunts or inhibits growth. But, as with any exercise program, if you do too much too soon, physical problems can occur no matter how old the person doing the exercise is.

Do weights affect growth?

Dr. Rob Raponi, a naturopathic doctor and certified sports nutritionist, says the misconception that lifting weights stunts growth likely stems from the fact that injuries to growth plates in immature bones can stunt growth. ... But it's not the result of lifting weights correctly.

Is it bad to lift weights at 14?

“Growing children should not lift weights with the goal of lifting as much as they can. It's safer for them to start with lighter weights and do many repetitions of an exercise.” ... Studies have suggested that weight training might harm a child's growth, lead to injuries or not increase muscle strength.