<span>problems with shyness i hope this helps and smash that thanks button</span>
1. chemicals your brain releases when you exercise.
2. using your heart, lungs and blood vessels
3. the ability to last a long time without tiring
4.using your muscles
5.using oxygen
a short term fitness goal is a temporary thing you may be trying to get your summer bod or something like that where as a long term fitness goal is to get fit and stay consistantly fit
