Joint flexibility is a very important part of physical fitness that is over looked by most people. By definition, flexibility is the ability to move a joint through its full range of motion without any undue stress. One of the primary health complications associated with age is low-back pain problems. It is estimate that a billion dollars is wasted on medical cost associated with this problem. Most are preventable via flexibility and strengthening programs.
Many experts believe that low-back problems have very little to do with age.
Most believe it is due to a loss of adequate flexibility and muscular strength.