The internal and external stimulus for the skeletal system

Habit 1: be proactive  habit 2: begin with the end in mind  habit 3: put first things first  habit 4: think win-win  habit 5: seek first to understand, then to be understood  habit 6: synergize  habit 7: sharpen the saw 

A. fewer job oppurtunities for the mother

Cardiorespiratory fitness is vital to lifetime fitness as it has the ability to deliver proper nutrients like oxygen to the different organs of the body and it also removing waste products every prolong physical exercise. a happy heart also does reduces the risk of many diseases which is the answer.