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“You're asking the heart to do a lot more work than it usually has to do,” Jay said. For someone with a heart condition “it's like running for a bus with dodgy (hamstring). Something's going ...
In patients with multiple sclerosis (MS), heat intolerance may cause a pseudoexacerbation, which is a temporary worsening of MS-related symptoms. A temporary worsening of symptoms can also happen in patients with postural orthostatic tachycardia syndrome (POTS) and dysautonomia. [citation needed]
POTS, or postural orthostatic tachycardia syndrome is characterized by an abnormal spike in heart rate when you stand or sit up. It has to do with dysfunction of the autonomic nervous system ...
Simplified control circuit of human thermoregulation. [8]The core temperature of a human is regulated and stabilized primarily by the hypothalamus, a region of the brain linking the endocrine system to the nervous system, [9] and more specifically by the anterior hypothalamic nucleus and the adjacent preoptic area regions of the hypothalamus.
Forecasters are warning that there is a more dangerous aspect to heat waves these days: overnight temperatures are not cooling down enough Why nighttime heat can be so dangerous – and why it’s ...
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 ...
“One of the first symptoms you're getting into trouble with the heat is if you get confused," said University of Washington public health and climate professor Kris Ebi. That's little help as a symptom because the person suffering from the heat is unlikely to recognize it, she said. And it becomes a bigger problem as people age.
In examining POTS, a disorder that affects the autonomic nervous system, which controls bodily functions such as breathing, heart rate and digestion, Guava Health explores why 95% of patients are ...