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  2. Lightheadedness - Wikipedia

    en.wikipedia.org/wiki/Lightheadedness

    Other simple remedies include avoiding sudden changes in posture when sitting or lying and avoiding bright lights. Several essential electrolytes are excreted when the body perspires. When people experience unusual or extreme heat for a long time, sweating excessively can cause a lack of some electrolytes, which in turn can cause lightheadedness.

  3. Orthostatic hypotension - Wikipedia

    en.wikipedia.org/wiki/Orthostatic_hypotension

    Symptoms that are worse when sitting or standing and improve when lying down, including lightheadedness, vertigo, tinnitus, slurred speech, confusion, coathanger pain in neck and shoulders, grayed or blurred vision, severe fatigue, fainting or near fainting: Complications: Cumulative brain damage, sudden death from falls: Diagnostic method

  4. Postural orthostatic tachycardia syndrome - Wikipedia

    en.wikipedia.org/wiki/Postural_orthostatic...

    Postural orthostatic tachycardia syndrome (POTS) is a condition characterized by an abnormally large increase in heart rate upon sitting up or standing. [1] POTS is a disorder of the autonomic nervous system that can lead to a variety of symptoms, [10] including lightheadedness, brain fog, blurred vision, weakness, fatigue, headaches, heart palpitations, exercise intolerance, nausea ...

  5. Dizziness vs. vertigo: What the difference is and why it matters

    www.aol.com/lifestyle/dizziness-vs-vertigo...

    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 ...

  6. Orthostatic intolerance - Wikipedia

    en.wikipedia.org/wiki/Orthostatic_intolerance

    Orthostatic intolerance (OI) is the development of symptoms when standing upright that are relieved when reclining. [1] There are many types of orthostatic intolerance. OI can be a subcategory of dysautonomia, a disorder of the autonomic nervous system [2] occurring when an individual stands up. [3]

  7. 4 Symptoms that Could be Something Other Than Your ... - AOL

    www.aol.com/lifestyle/4-symptoms-could-something...

    Many people experience lightheadedness or dizziness at some point in their lifetime, but if you are living with a neurodegenerative condition, like Parkinson’s disease, those symptoms could mean ...

  8. Dizziness - Wikipedia

    en.wikipedia.org/wiki/Dizziness

    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 ...

  9. Vertigo - Wikipedia

    en.wikipedia.org/wiki/Vertigo

    Vestibular migraine is the association of vertigo and migraines and is one of the most common causes of recurrent, spontaneous episodes of vertigo. [3] [10] The cause of vestibular migraines is currently unclear; [3] [40] however, one hypothesized cause is that the stimulation of the trigeminal nerve leads to nystagmus in individuals with ...