Lol id say all above but................its more difficult 2 exercise with all that weight pullin you donw.
Answer:
True, Body mechanics involves the coordinated effort of muscles, bones, and the nervous system to maintain balance, posture, and other things while you work.
Answer:
A po
hopes it help=_= Yun lang po bye
Answer: Aerobic Heart Rate Zone
This is the zone to aim for when training for endurance. It spurs your body to improve your circulatory system by building new blood vessels and increases your heart and lung capacity. Aiming for 20 to 60 minutes in this zone is believed to give the best fitness training benefits.
It should be fifteen to twenty percent of north american adults