Sit a little while rise giddy be why

Patients sit up for a while on dizziness, first of all, consider that the patient sits up too fast, blood flow into the brain too late, cerebral blood supply deficiency, causing orthostatic hypotension, will appear such phenomenon, generally rest for a few minutes after the symptoms can be relieved. Also consider that the patient has anemia, or brain disease, etc., will also cause dizziness phenomenon.