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 with Spiral or Twisted Fasciculi: Spiral or twisted fibers are found in trapezius, pectoralis major, latissimus dorsi, supinator, etc. In certain muscles the fasciculi are crossed. These are called cruciate muscles, e.g. sternocleidomastoid, masseter and adductor magnus.he force of movement is directly proportional to the number and size of muscle fibers, and the range of movement is proportional to the length of fibers. The muscles can be classified according to the arrangement of their fasciculi into the following groups.