Convulsions lead to lactic acidosis, hyperthermia and rhabdomyolysis. Serious side effects include malignant hyperthermia and allergic reactions. Complications include hypertension, hyperthermia, and tachycardia. RyR1 mutations are associated with malignant hyperthermia and central core disease. Serious side effects may include malignant hyperthermia and high blood potassium. Such patients may suffer agitation, delirium, headache, convulsions, and/or hyperthermia. Treatment for hyperthermia includes reducing muscle overactivity via sedation with a benzodiazepine. Voltage gated calcium channels are also associated with malignant hyperthermia and Timothy syndrome. Treatment must be instituted rapidly on clinical suspicion of the onset of malignant hyperthermia. Microwave heating is one of the methods for inducing hyperthermia for hyperthermia therapy. Infants may present with seizures related to hyperthermia. All were suffering from hyperthermia, sunburn, dehydration, and near-starvation. In patients treated for hyperthermia, no liver toxicity has been observed so far. According to autopsy records, he had died from hyperthermia and dehydration. Heat stroke generally presents with a hyperthermia of greater than in combination with disorientation.