They have different body parts
Lol id say all above but................its more difficult 2 exercise with all that weight pullin you donw.
This is more of an opinion based question. We can't really help you. Sorry
(hope this helps)
middle-distance running, in athletics (track and field), races that range in distance from 800 metres (roughly one-half mile) to 3,000 metres (almost 2 miles).
Answer:
the skelatal system gives support and strength for your body.
