Heat cramps, painful muscle cramps and spasms, usually in the legs and abdomen, may also be a symptom of heat exhaustion.

Heat-related illnesses, by themselves, may induce confusion, fatigue, dizziness, and nausea—symptoms also similar to stroke or severe migraine. To a patient with a history of migraines ...

Heat-related illnesses and deaths are on the rise in Florida, exceeding those from other natural disasters. Heat stroke is a serious ... muscle cramps, dizziness, nausea or vomiting, headache ...