Answer:
I go up and down at the same time. Up towards to sky and down towards the ground
A caribbean shape that makes ships disappear.
I fly away as soon as you set me loose. People around you may slowly move away once they sense my presence.
What has no beginning, end, or middle?
Find me on body builders or in the drink aisle.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.