Wake up dizzy nausea what's going on

Wake up dizziness, nausea causes: 1, can be seen in the posterior circulation ischemia caused, especially in middle-aged patients due to atherosclerosis caused by poor vascular elasticity, thickening of the inner wall of the blood vessel, blood flow speed slowed down, can show transient cerebral ischemia and performance for dizziness, nausea, severe can also be accompanied by limb numbness, weakness and so on. 2, wake up dizziness, nausea can also be seen in patients with vertebral artery type cervical spondylosis, due to cervical disc herniation stimulation nerve root and dural sac affect vertebral artery blood supply, can show dizziness, nausea accompanied by numbness of both upper limbs, etc. 3, clinically can also be seen in benign paroxysmal positional vertigo performance, which is also known as otolith disease. Due to otolith detachment stimulation in charge of balance balloon and utricle, patients will show dizziness, nausea.