Why does one rise giddy

If a person is sedentary, lying flat or squatting, violent up to show dizziness this symptom is a postural hypotension. Because standing too fierce, blood pressure instantly reduced, showing dizziness symptoms. There are also some patients due to cervical disease caused by neck joint protrusion lesions compression to nerves and blood vessels, this situation will also cause blood flow is not smooth, showing dizziness symptoms. Cervical spine disease patients in daily life, if the movement amplitude is too large or too violent, will also show dizziness, severe cases will be accompanied by headache, nausea and vomiting, arm numbness, finger numbness symptoms. There are also some patients due to cerebrovascular disease caused by cerebral vascular disease, atherosclerosis, vascular wall thickening, blood lumen stenosis, this situation will also cause blood flow is not smooth, the brain shows ischemia and hypoxia, showing dizziness. Best to regular hospital to do a detailed examination, clear cause after targeted treatment.