Are there 50 year old bodybuilders? Yes, and thriving.
According to the National Institute on Aging, adults can build muscle and strength well into their senior years through resistance training. The idea of peak physical condition belonging exclusively to the young is a myth, and it's no different for bodybuilding. Yes, there are 50 year old bodybuilders—and many are highly competitive and successful athletes who prove that age is just a number in the gym.