Heat Exhaustion is a heat related syndrome, which generally ranges from mild heat cramps to possible heatstroke. Symptoms of heat exhaustion usually present suddenly and occur following exercise in the heat, heavy sweating, and general lack of fluids. Heat exhaustion symptoms include the following: Dizziness Yellow / amber colored urine Nausea Intense sweating Headache Cramps Heart Palpitations Low Fever If you experience these symptoms, it is important that you stop what you are doing and get ...