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1、How to avoid Heat Illnesses and Dehydration,by:Steve Schultz,What are heat-related illnesses?,Prolonged or intense exposure to hot temperatures under extreme or prolonged heat,blood rushes to the surface of your skin less blood reaches your brain,muscles,and other organsLack of blood to these areas
2、interferes with both your physical strength and your mental capacity,leading,in some cases,to serious danger,Types of Heat-related Illnesses,DehydrationHeat CrampsHeat ExhaustionHeat Stroke,Dehydration,impairs athletic performance whenever body fluid level falls below 98%of normalprimary cause of de
3、hydration is sweat loss The best way to tell how dehydrated you are,is by the color of your urine Urine Color-Clear=Hydrated,increase in darkness=more dehydrated you are,Other Signs of Dehydration,Noticeable thirstmuscle crampsWeaknessNauseafatigue,Headachedecreased performancelightheaded/dizzinessd
4、ifficulty paying attention,Heat Cramps,mildest forms of heat illness muscular pains and spasms due to heavy exertion They usually involve the abdominal muscles or the legs Inadequate fluid intake,Management of Heat Cramps,Rest briefly and cool down.Water or an electrolyte-containing sports drink.Pra
5、ctice gentle,range-of-motion stretching and gentle massage of the affected muscle group.If cramps dont go away in 1 hour,call your doctor.,Ahhhhh,Heat Exhaustion,less dangerous than heat stroke exercise heavily or work in a warm,humid place body fluids are lost through sweatingLack of blood to vital
6、 organs causes a form of shock,sweat does not evaporate as it should the body is not cooled properly,Symptoms and Management of heat exhaustion,Cool,moist,pale,flushed or red skinHeavy sweatingHeadacheNausea or vomitingDizziness and exhaustion.Body temperature will be near normal.,Take out of the su
7、n and into a shady or air-conditioned location.Lay them down and elevate the legs and feet slightly.Loosen or remove the persons clothing.Have the person drink cool water,not iced,or a sports drink containing electrolytes.Cool the person by spraying or sponging him or her with cool water and fanning
8、.Monitor carefully.Heat exhaustion can quickly progress to heatstrokeIf fever greater than 102 F,fainting,confusion or seizures occur,dial 911 or call for emergency medical assistance Not feeling better in 30 mins contact doctor,Symptoms,Management,Heat Stroke,medical emergency Develops after heat e
9、xhaustion high body temperature(often its 104F-105F or higher)marked symptoms,Symptoms of heat Stroke,high body temperature the absence of sweating,with hot red or flushed dry skin rapid pulse difficulty breathing strange behavior hallucinations confusion seizure coma Decreased urination or blood in
10、 urine or stoolIt can occur suddenly,without any symptoms of heat exhaustion,Treatment of heat Stroke,Move to a cool place and rest.Call 911 or your local emergency medical service.Heat stroke is a life-threatening medical emergency and needs to be treated by a physician.Remove excess clothing and drench skin with cool water;fan skin.Place ice bags on the armpits and groin areas.Cool fluids if alert and able to drink only if person has a clear mental state,Heat Index,
