When seated, the user can not use any other body momentum to get the weight back up. (elitemensguide.com)
Cardio workouts are any forms of exercise which require full body momentum and increases heart rate. (fitbodyhq.com)
This could mean adding a very slight sway in your back when you perform bicep curls, or using a tiny bit of body momentum when executing barbell rows. (muscle-fitness-training.com)