Wake up in the morning suddenly dizzy dizzy nausea how to return a responsibility

Wake up in the morning suddenly dizziness accompanied by nausea may be due to postural hypotension caused by postural changes caused by insufficient cerebral blood supply, may also be caused by low pillow or vertebral artery type cervical spondylosis, may also be due to elevated blood pressure, cerebral artery disease, vertigo caused, patients can rest after treatment neurology department.