Exercises are supplementary activities we do to our body for maintenance or progression of our humanly possible functions and capacities. We do this because most modern activities of daily living are insufficient to provide our musculoskeletal, cardiopulmonary and neurological systems sufficient stimulus to maintain their function well into old age. We may attribute this to modern conveniences which is both a blessing and a curse. It is more important now than ever that we exercise so that we can maintain our function even when we grow older. Below are 7 signs to know we are not exercising enough.