Answer:
This is in a realm of true and in a realm false, but you experience me as you turn and toss.
What makes a loud noise when changing its jacket, becomes larger but weighs less?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.
Without a bridle, or a saddle, across a thing I ride a-straddle. And those I ride, by help of me, though almost blind, are made to see.
The sun bakes them, the hand breaks them, the foot treads on them, and the mouth tastes them.
A doctor might remove one from the neck of a Dracula victim.