Persiais motivated to show she is more limber on her president's challenge sit and reach test. for the past 6 weeks she has been doing a stretching routine 4 days per week that
includes 12 different stretches which she holds for 20 seconds each. a change to her program would indicate she is using the time principle to increase her flexibility when she
increases her
holding time to 25 seconds each
number of specific core stretch exercises
range of motion for each stretch
stretching to 5 days per week