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Laughter-induced syncope is an unusual but recognized form of situational syncope (fainting) likely to have a similar pathophysiological origin to tussive syncope. One reported case occurred while a patient was watching the television show Seinfeld, and was given the name Seinfeld syncope.
Pseudobulbar affect (PBA), or emotional incontinence, is a type of neurological disorder characterized by uncontrollable episodes of crying or laughing.PBA occurs secondary to a neurologic disorder or brain injury.
Episodes of vasovagal syncope are typically recurrent and usually occur when the predisposed person is exposed to a specific trigger. Before losing consciousness, the individual frequently experiences early signs or symptoms such as lightheadedness, nausea, the feeling of being extremely hot or cold (accompanied by sweating), ringing in the ears, an uncomfortable feeling in the heart, fuzzy ...
Feeling lightheaded can also be a sign of low blood sugar, Dr. Shaikh says. This happens because the brain isn’t getting enough glucose, which the brain needs for energy.
Most people have felt woozy or lightheaded at least once in their lives. But feeling dizzy several times a month is much more common in people over age 65 — and it’s a big reason for seeing ...
“Some 50 to 60 percent of people will have a drop in blood pressure and feel slightly lightheaded when they stand up,” he said. The symptoms occur mostly in younger people, especially young women.
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.
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.