Extremelyhotweatheriscommoninmanypartsoftheworld.Althoughhotweatherjustmakesmostpeoplefeelhotitcancauseseriousmedicalproblems―evendeath.RecentlyextremeheatwasblamedforkillingmorethanonehundredpeopleinIndia

　　 Extremelyhotweatheriscommoninmanypartsoftheworld.Althoughhotweatherjustmakesmostpeoplefeelhotitcancauseseriousmedicalproblems―evendeath.RecentlyextremeheatwasblamedforkillingmorethanonehundredpeopleinIndia.Expertssayheatmaybenature'sdeadliestkiller.

　　 Thetotalheatofahotdayorseveralhotdayscanaffecthealth.Severalhotdaysareconsideredaheatwave.Expertssayheatwavesoftenbecomedangerouswhenthenighttimetemperaturedoesnotdropmuchfromthehighestdaytimetemperature.Thiscausesgreatstressonthehumanbody.

　　 Themostcommonhealthproblemlinkedtohotweatherisheatstress.Thecausesofheatstressincludewearingheavyclothingphysicalworkorexercisehotweatherorhighhumidity(湿度).

　　 Untreatedheatstresscanleadtoamoreseriousproblemcalledheatexhaustion.Apersonsufferingfromheatexhaustionlosestoomuchwaterthroughperspiration(流汗).Thepersonbecomesdehydrated.Heatexhaustionalsocanleadtoheatstrokeifitisnottreated.Heatstrokeisthemostseriousdisorderlinkedtohotweather.

　　 GenerallythebodytemperaturerisestomorethanfortydegreesCelsius.Thebodystopsperspiring.Theskinbecomesdryandveryhot.Apersonmaybecomeunconsciousnotknowingwhatishappening.

　　 Healthexpertssayadultsshoulddrinkabouttwolitersofwateradaytoreplaceallthewaterlostinliquidwastesandperspiration.

　　 Inhotweatherdrinkingcoolliquidsisbest.Cooldrinksdomorethanjustreplacelostbodywater.Theyalsohelpcoolusfasterthanwarmliquidsdo.Thisisbecausetheytakeupmoreheatinsidethebodyandcarryitawayfaster.Yetexpertsadviseagainstdrinkingsweetliquidsinhotweather.Thesugartheycontainslowstheliquidfromgettingintothebloodsystem.Doctorsalsowarnagainstalcoholicdrinks.Alcoholspeedsthelossofbodywaterthroughliquidwastes.

　　 Doctorssayactionsotherthandrinkingwatercanprotectagainstthehealthdangersofheat.Stayoutofthesunifpossible.Wearlooselightweightandlightcoloredclothes.Alsorestmoreoften.Physicalactivityproducesbodyheat.

　　 Expertssaythesesimplestepscanpreventthedangeroushealthproblemslinkedtoheat.Theywillpreventsicknesshelpyoufeel