Heat cramps

Heat cramp is a high temperature heat stroke phenomenon. Working under dry and hot environment conditions, sweating excessively, a lot of NaCl is discharged with sweat, and spasms of limbs and abdominal wall muscles occur. The patient's temperature did not rise. It can be relieved by adding saline solution. Heat cramps are usually the first warning of collapse due to heat. After overwork, muscles such as the arms, legs, and abdomen can cause this spasm, which is usually caused by lack of salt in the body (because of excessive sweating, especially insufficient salt). Time).

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