In addition, since compound exercises work several muscle groups at once, they help you improve your insulin sensitivity to a greater degree. (coachcalorie.com)
You're adding variety, while at the same time working several muscles in the body. (fitnesshealthzone.com)
Most of the activities done by using an exercise ball improve the posture and work several muscles at once since we have to keep the balance. (abmachinesguide.com)