Want to give your child a head start on lifelong fitness? Consider children's sports and other kid-friendly physical activities. With your encouragement and support, chances are a few sports will spark your child's interest.
The lower-body muscles are primarily targeted on elliptical trainer, including the: 1  Buttocks (gluteus maximus) For greater the butt-firming effect, increase the incline. 2  Front of thighs (quadriceps) The elliptical trainer really works the quadriceps. 3  However, thankfully it isnât as noticeable as on the stationary bike.
Muscles usually work in pairs or groups, e.g. the biceps flexes the elbow and the triceps extends it. This is called antagonistic muscle action. The working muscle is called the prime mover or agonist. (it s in agony!) The relaxing muscle is the antagonist.