Definition of Heat stroke:
Most-serious health condition caused by prolonged or unaccustomed exposure to heat, resulting in the failure of bodys heat regulating mechanism. Its symptoms include high body temperature (around 40.5°C or 105°F), rapid heart beat, dizziness, confusion, nausea, vomiting, fainting, and little or no sweating. Since about half of the victims of heat stroke die, urgent medical attention is critical.
Meaning of Heat stroke & Heat stroke Definition