Some other causes of dizziness are dehydration,anemia,infections,endocrine disorders like thyroid, adrenal glands, and pituitary gland disorders,anxiety and panic attacks certain medications,inner ear diseases,Meniere’s disease
and TIA.Cervical spondolysis,vertebrobasilar
insufficiency and carotid sinus syndrome can also cause dizziness.
Get the blood sugar evaluated and an ECG done.CT brain is also useful if a brain injury is suspected to be the cause of vertigo.