How do you keep your locomotor system healthy?

Are there any exercises that can be done at home to rebuild shoulder and arm-muscles after they stopped working due to nerve damage? What are the proper techniques for performing a dumbbell seated press exercise? How can I prevent my hands from slipping off the rings on the pull-up bar during my workout? How do you build triceps? How expensive is an eliptical exercise machine? A state of being physically and mentally fit is called? Will jump rope help lower body fat percentage? What are the Negative consequences of mismatching calorie intake with physical activity? If you weigh 110 and you work out a lot with cardio and weights and you eat 1200 calories a day but your butt still jiggles what can you do to fix it? Should I take breaks from using creatine? How should you care for heat cramps? What is the equivalent an American size shirt for an Philippines size forty six shirt? What size is xxxl equal to? Can muscle mass affect a person's flexibility? Can men do yoga? What energy transformation is involved in movement of muscles? How can I prevent my treadmill from sticking when running? Where could I find a second hand exercise bike? What is the protein content in one fried egg? Is walking a moderate activity?