Heat exhaustion or heat stroke? Know the signs of heat illness

If you are spending any time outside this summer, chances are you’ll be exposed to a lot of sun, high temperatures and humidity. How much heat can a person safely endure? It depends. Much less visible and dramatic than hurricanes, floods and tornadoes, heat is considered the silent killer, affecting the lives and health of people across the country. An average of 702 heat-related deaths occur…