<span>Weight-bearing helps strengthening our bones by building new bone tissues. It also makes our muscles tissues to be strong. These activities are very important especially for children and teens because it will help them before they reach puberty. They will be experiencing bone mass before and after they hit this stage</span>
Your muscles. Some muscles are “voluntary.” They
are the ones you control, the ones that let you exercise—or
relax. Some muscles are “involuntary.” They just do their
job with no effort on your part—like your heart muscles.
