I feel like im a rocking baot when i sleep, also get dizzy if i do sudden movements and constant feeling of floating around everyday. what could it be?

Merits an evaluation: Symptoms might be related to the semicircular canals of the inner ear. It is termed vertigo, or in your case, benign positional vertigo. Whether it might be related to ones endocrine condition is uncertain. It merits evaluation by ones doctor who might seek opinions from ones endocrinologist, neurologist or ear/nose/throat specialist. Epley maneuvers might be suggested if symptoms recur.