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Hyperhidrosis is a medical condition in which a person exhibits excessive sweating, [1] [2] more than is required for the regulation of body temperature. [3] Although it is primarily a physical burden, hyperhidrosis can deteriorate the quality of life of the people who are affected from a psychological, emotional, and social perspective. [4]
Focal hyperhidrosis, also known as primary hyperhidrosis, is a disease characterized by an excessive sweating localized in certain body regions (particularly palms, feet and underarms). Studies suggest that this condition, affecting between 1% and 3% of the US population, seems to have a genetic predisposition in about two thirds of those affected.
The "Harlequin sign" is unilateral flushing and sweating of the face, neck, and upper chest usually after exposure to heat or strenuous exertion. [6] Horner syndrome, another problem associated with the sympathetic nervous system, is often seen in conjunction with harlequin syndrome.
We’ve all been in a sweaty situation before, whether in an intense workout, an overheated outfit, or talking to someone who makes makes us nervous.
Excessive sweating can also cause the electrolyte imbalance theory, which is sweating disturbs the body's balance of electrolyte, which results in exciting motor neurons and spontaneous discharge. [citation needed] The feeling of soreness can also be attributed to the lack of contraction from the muscle, which can lead to overexertion of the ...
Heat stroke is defined by two key features: a core body temperature above 40 °C (104 °F) and central nervous system dysfunction. In classic heat stroke, sweating ceases due to sweat gland dysfunction or depletion. This loss of evaporative cooling further accelerates heat accumulation.
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Sweating, which may be excessive; 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]