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The Global Insight

Is strength training bad for teenagers?

Author

Michael Gray

Updated on March 17, 2026

Overall, strength training is safe for teens. The rate of injuries is low, with the most common injuries related to inadequate supervision or instruction, using improper technique, or trying to lift too much weight.

Can a 14 year old do strength training?

But when it comes to 14-year-olds interested in weight training, it’s reasonable to question whether strength training is safe and how to get started. The good news is that most teens can participate in a fitness program that includes resistance training, cardiovascular exercise, and competitive or recreational sports.

How much strength training should a teenager do?

For best results, do strength exercises for at least 20–30 minutes 2 or 3 days per week. Take at least a day off between sessions. Work the major muscle groups of your arms, legs, and core (abdominal muscles, back, and buttocks). Doctors recommend at least an hour a day of moderate to vigorous physical activity.

Can a 13 year old do strength training?

Kids can safely lift adult-size weights, as long as the weight is light enough. In most cases, one or two sets of 12 to 15 repetitions are enough. Resistance doesn’t have to come from weights. Resistance tubing and body-weight exercises, such as pushups, are other effective options.

Should 16 year olds lift heavy weights?

So children and adolescents can and should “lift weights”, as long as it’s done properly. Experts recommend beginners start with body weight exercises and add weight only when they are competent at the movements. Maximal lifts before reaching physical maturity (usually around 16 years) are still not recommended.

How can a skinny teenager gain muscle?

Let’s go over 10 QUICK TIPS that you need to know if you want to learn the fastest way to gain muscle.

  1. Eat nuts on the reg.
  2. Eat dried fruit (and fresh).
  3. Eat oats cold.
  4. Eat plenty of lean meat and fatty fish.
  5. Drink your calories.
  6. Eat six times per day.
  7. Avoid low-density food.
  8. Smear on the almond butter.

Should a 14 year old lift heavy weights?

“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.

What exercises should 14 year olds do?

Physical activity guidelines for teens recommend that they get 1 hour or more of moderate to strong physical activity daily. In addition: Most of the physical activity should be aerobic, where they use large muscles and continue for a period of time. Examples of aerobic activity are running, swimming, and dancing.

What weights should a 16 year old lift?

A good rule of thumb is to start with a weight you can easily lift 10 times, with the last two repetitions being increasingly difficult. For some teens, this might be 1 pound to 2 pounds. If you are strong and fit, you might start at 15 pounds to 20 pounds.

Can 13 year olds get abs?

YES and not only 13 years old kid but anyone one else can have it too. Ohh sorry with have it i mean to say can show or make then visible. The abs are nothing just the muscles in our body.

What do teens need to know about strength training?

Teens may want to strength train to improve sports performance, treat or prevent injuries, or improve appearance. People who work out with weights can use: free weights. Free weights (including barbells, dumbbells, and hand weights) are portable and inexpensive.

What should I do to build muscle as a teenager?

And while just about any kind of physical activity will build lean muscle for a teenager, carefully programmed training regimens—like the one to follow on these pages—can send that progress off the charts. That kind of rapid development is no doubt what you covet most and why you’re thumbing through muscle & fitness.

What kind of weights do you use for strength training?

Strength training uses resistance, like free weights, weight machines, resistance bands, or a person’s own weight, to build muscles and strength. Teens may want to strength train to improve sports performance, treat or prevent injuries, or improve appearance. People who work out with weights can use: free weights.

What kind of weight training should young people do?

Weight training and bodybuilding for young people should be in a gradual and in a specific pattern.