Home > Medical > First aid > Heat emergencies and hypothermia Heat emergencies and hypothermia All sections in First Aid » About First Aid » Bites and Stings » Breathing Emergencies » Burns » Crime » Drowning » Eye Injuries » FAqs » Head & Spinal Injuries » Health Tips » Heat Emergencies & Hypothermia » Multimedia » First Aid News » Real-life Story » Removing Foreign Objects » Safety First » Shock » Medical Emergencies » Sprains, Fractures and Dislocations » The Basics » Unconsciousness » Wounds & Bleeding Heatstroke Heatstroke is a medical emergency that occurs in hot, humid conditions. Core body temperature rises to 41 ° C . Dehydration Dehydration occurs when there is insufficient water in the body. Hypothermia: first aid Hypothermia, when the body's core temperature drops below 37°C, may result from prolonged exposure to cold conditions, especially in damp, wet or snowy weather. Assess Am I at risk of a stroke? » Join Parenting Forum » Ask CyberDoc » Quiz Would you survive disaster? » Vinnie Jones' hard and fast hands-only CPR Breathe for me Heat exhaustion Despite its name, heat exhaustion is not directly related to heat and is no longer considered as the first step towards the development of heatstroke. First aid for heatstroke Heatstroke occurs in hot and humid conditions when the body fails to control its own temperature. It is a medical emergency. load more articles advertisement From our sponsors Your retirement - a healthy mindset So many people, why so alone? You can still enjoy the sweet things in life Take the sugar test, it could save your life.