What is dizziness?
A person with dizziness has lightheadedness has the sensation that he or she may faint, pass out, or lose consciousness. Dizziness has many causes and is very common. Some common causes for lightheadedness include low blood pressure, dehydration, hypoglycemia, hyperventilation, and drug side effects.
What are the symptoms of dizziness?
Symptoms of dizziness depend on the underlying cause. Dizziness is most often described as lightheadedness or the feeling that one might pass out. Occasionally, dizziness is also used to describe a spinning sensation, called vertigo.
How does the doctor treat dizziness?
Treatment for dizziness depends on the underlying cause. Treatment may include fluids and medications.
Continue to Dizziness Evaluation
- Brandt T, Strupp M. General vestibular testing. Clin Neurophysiol. 2005 Feb;116(2):406-26. 
- Lawson J, Johnson I, Bamiou DE, Newton JL. Benign paroxysmal positional vertigo: clinical characteristics of dizzy patients referred to a Falls and Syncope Unit. QJM. 2005 May;98(5):357-64. 
- Luxon LM. Evaluation and management of the dizzy patient. J Neurol Neurosurg Psychiatry. 2004 Dec;75 Suppl 4:iv45-52. 
- Whitney SL, Marchetti GF, Morris LO. Usefulness of the Dizziness Handicap Inventory in the Screening for Benign Paroxysmal Positional Vertigo. Otol Neurotol. 2005 Sep;26(5):1027-1033.