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The reason why dehydration can cause lightheadedness is because it can lead to reduced blood pressure and prevent enough blood from reaching the brain. Dr. Shaikh says that another reason for ...
Problems with balance can occur when there is a disruption in any of the vestibular, visual, or proprioceptive systems. Abnormalities in balance function may indicate a wide range of pathologies from causes like inner ear disorders, low blood pressure, brain tumors, and brain injury including stroke.
Lightheadedness is a common and typically unpleasant sensation of dizziness [1] or a feeling that one may faint. The sensation of lightheadedness can be short-lived, prolonged, or, rarely, recurring. In addition to dizziness, the individual may feel as though their head is weightless.
What causes vertigo and dizziness? “Dizziness is generally a more neurological cause or a potential cardiac cause. For example, it could be a blood flow issue or stenosis of a carotid artery ...
Dizziness is broken down into four main subtypes: vertigo (~25–50%), disequilibrium (less than ~15%), presyncope (less than ~15%), and nonspecific dizziness (~10%). [5] Vertigo is the sensation of spinning or having one's surroundings spin about them. Many people find vertigo very disturbing and often report associated nausea and vomiting. [6]
Feeling some dizziness? Experts say vertigo is serious and can be a sign of COVID-19. Here’s what to know about the symptom and when to see a doctor.
Symptoms: Feeling of spinning or swaying, vomiting, difficulty walking [1] [2] Causes: Benign paroxysmal positional vertigo (BPPV), Ménière's disease, vestibular neuritis, stroke, brain tumors, brain injury, multiple sclerosis, migraine [1] [2] Differential diagnosis: Presyncope, disequilibrium, non-specific dizziness [2] Frequency: 20–40% ...
You've seen Grey's Anatomy enough to know you should be scared. Nearly 90% of people don't know what it is. What exactly is a brain aneurysm?