<unk> , a type of heat illness, are muscle spasms that result from loss of large amount of salt and water through exercise.<unk>  are associated with<unk> ng in the abdomen, arms and calves. This can be caused by inadequate consumption of fluids or electrolytes. Heavy sweating causes<unk> , especially when the water is replaced without also replacing salt or potassium. Although<unk>  can be quite painful, they usually don't result in permanent damage, though they can be a symptom of heat stroke or heat exhaustion.<unk>  can indicate a more severe problem in someone with heart disease or if they last for longer than an hour. In order to prevent them, one may drink electrolyte solutions such as sports drinks during exercise or strenuous work or eat potassium-rich foods like bananas and apples. When<unk>  occur, the affected person should avoid strenuous work and exercise for several hours to allow for recovery.
Heat cramps
Nausea
Constipation
Heat intolerance
Picardy sweat
Dysuria
Vomiting
Toothache