Dizziness is a medical condition commonly characterized byloss of balance, a feeling of faintness and vertigo. Vertigo is another medicalcondition in which a person experiences a disturbance in the balance betweenthe sense movement, changes in the head position and the balance mechanism inthe vestibular system, which is located in the inner ear. Some cases of vertigomay also be accompanied by imbalance, vomiting and nausea.
Vertigo may be induced by numerous different types ofcauses. One of the causes is acoustic neuroma. It is a bening growth on thevestibular nerve and is commonly characterized by imbalance, dizziness,tinnitus or progressive hearing loss. Migrainous vertigo is another scenario inwhich a person experiences migraine accompanied by episodes of vertigo anddizziness. Another medical condition which may be held responsible for theonset of vertigo is called Meniere’s disease. It is characterized by anexcessive buildup of fluids inside the inner ear. It is usually accompanied byepisodes of dizziness which may sometimes last up to several hours.Inflammation in the inner ear is another possible cause of vertigo. It can becharacterized by symptoms such as imbalance, vomiting, nausea and constant andpersisting vertigo which may last for days and cause the person to stay in bedall the while. This condition may also sometimes be accompanied by suddenhearing loss, and in such cases it is referred to as labyrinthitis. The goodthing about this condition is that it commonly clears up all by itself. Anothermedical condition which can be affiliated with the onset of dizziness is calledbenign paroxysmal positional vertigo. It is actually the most common cause ofvertigo. There are also several other possible causes of vertigo and thoseinclude multiple sclerosis, brain hemorrhage and stroke. In such cases, vertigois commonly accompanied by certain other serious medical problems such assevere balance problems, limb coordination problems, facial numbness, facialweakness, slurred speech and double vision.
Feeling of faintness is medically referred to as presyncope.It can be caused by numerous different factors but the most common ones includeinadequate output of blood from the heart and drops in the blood pressure(which are medically referred to as orthostatic hypotension). Loss of balanceis medically referred to as disequilibrium and it can be caused by anxietydisorders, inner ear disorders, various types of medicaments, neurologicalconditions, joint and muscle problems, sensory disorders and inner earproblems.