In both cases, the tiredness is the result of having an imbalance between oneâs level of blood glucose and the amount or effectiveness of circulating insulin. If you feel tired during the day, despite having slept well, it could be a result of either high or low sugar levels.
Heat stroke (heatstroke or sun stroke) is a form of hyperthermia. Heat stroke is a true medical emergency that can be fatal if not promptly and properly treated. Symptoms of heat stroke include: high body temperature, absence of sweating, hot red or flushed dry skin, rapid pulse, difficulty breathing, strange behavior, hallucinations, confusion,
1 Take the Heart Disease Quiz!  Heat prostration: Overheating of the body due to extreme weather conditions. Unrelieved hyperthermia can lead to collapse and death, particularly in the elderly. Prevention via air conditioning, ventilation, and drinking extra water is the key for vulnerable persons. In emergency cases, injections of saline solution and rapid cooling of the body may be needed. Also known as heatstroke or hyperthermia.