The answer is: mental and emotional health.
I hope this helps you!
Lactic acid will be produced during vigorous activity.
Flexibility can be the result of regular stretching.
Resistance<span> is the second </span>stage<span> of the general adaptation syndrome. </span>During<span> this </span>stage<span> the body has increased capacity to respond to the stressor. Due to high energetic costs, the body cannot maintain high levels of </span>resistance<span> to stress forever, and if the stressor persists the body may advance into exhaustion. I hope this helps </span>
Calcium is what you should look for to strength your bones, therefore leading to a better growth development.