Answer:
family planning is termed as “the ability of individuals and couples to anticipate and attain their desired number of children and the spacing and timing of their births.
As an energy source, To heal and build and repair tissue, To sustain growth, To help transport oxygen to the cells, To regulate body functions. hope this helped :)
The stress? Bad eating habits due to lack of money and time? There could be lots of reasons but that's what came to mind first.
Decrease the intenseness of the stepper machine so his heart rate doesn't go over his target heart rate zone.