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Dizziness is a common medical complaint, affecting 20–30% of persons. [4] 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 ...
An individual may experience BPPV when rolling over to the left or right, upon getting out of bed in the morning, or when looking up for an object on a high shelf. [4] The cause of BPPV is the presence of normal but misplaced calcium crystals called otoconia , which are normally found in the utricle and saccule (the otolith organs) and are used ...
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.
Dizzy spells and vertigo have a variety of causes and symptoms. Here, doctors explain what they are, and when to seek professional help. If You Have Frequent Dizzy Spells, Read This
If you stand up too quickly and start to feel light headed, it's caused by a drop in blood pressure in your head and upper body. It's the same reason fighter pilots black out in high G turns, and ...
Recurrent attacks of positional vertigo or dizziness provoked by changes in position. Characteristic positional nystagmus elicited by each maneuver, according to the subtype and affected ear. Many people will report a history of vertigo as a result of fast head movements.
Computer workers are often advised to take breaks and look at distant objects. [4] A routinely recommended approach is to consciously blink the eyes every now and then (this helps replenish the tear film) and to look out the window to a distant object or to the sky—doing so provides rest to the ciliary muscles. [5]
A migraine headache can throw your whole day off track. But if you can learn to pick up on your subtle migraine warning signs, you might able to avoid the pain entirely, experts say. "This is a ...