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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]
Heat syncope is fainting or dizziness as a result of overheating (syncope is the medical term for fainting). It is a type of heat illness. The basic symptom of heat syncope is fainting, with or without mental confusion. [1] Heat syncope is caused by peripheral vessel dilation, resulting in diminished blood flow to the brain and dehydration.
Heat illness is a spectrum of disorders due to increased body temperature. It can be caused by either environmental conditions or by exertion. It includes minor conditions such as heat cramps, heat syncope, and heat exhaustion as well as the more severe condition known as heat stroke. [1] It can affect any or all anatomical systems. [2]
A rare endocrine tumor responsible for heat intolerance is pheochromocytoma, which is a catecholamine or “adrenaline” secreting tumor. It can produce episodic symptoms that resemble your ...
Heat exhaustion: Heat exhaustion is the body's response to an excessive loss of water and salt that usually happens from sweating a lot, according to the CDC. It can cause heavy sweating, fatigue ...
Here are symptoms of heat-related emergencies to look out for and quick actions for first aid. Heat Rash. Heat rash is a skin irritation caused by excessive sweating in hot and humid weather.
Symptoms of Uhthoff's phenomenon occur when exposed to heat, and include: fatigue [2] pain [2] concentration difficulties [2] urinary urgency [2] [3] worsen of existing optic neuropathy [4] (although optic neuropathy may occur for the first time) [3] muscle stiffness [3] dizziness and unsteadiness [3]
Heat exhaustion is serious ailment that people should watch out for during a heat wave. Some of the most common symptoms of heat exhaustion include nausea, vomiting, fainting, slurred speech ...