"Repetition training" refers to a method of practicing or learning something by repeating it over and over again. It helps improve memory, skills, or performance by reinforcing the information or actions in your brain. Full definition
Low - weight, high - repetition training also helps you improve muscular endurance, or the ability of a muscle (or group of muscles) to repeatedly exert force against resistance. (mindbodygreen.com)
If you are focused on bodybuilding and want to maximize gains, consider incorporating heavy low - repetition training sessions in addition to your traditional bodybuilding training program. (theathleticbuild.com)
You can't do repetition training with them like you can with Labs or a lot of other dogs. (articles.orlandosentinel.com)