世界无烟日高中英语作文：吸烟有害健康

世界无烟日高中英语作文：吸烟有害健康

everyyearhundredsofthousandsofpeoplearoundtheworlddiefromdiseasescausedbysmoking.

oneintwolifetimesmokerswilldiefromtheirhabit.halfofthesedeathswilloccurinmiddleage.

tobaccosmokealsocontributestoanumberofcancers.

themixtureofnicotineandcarbonmonoxideineachcigaretteyousmoketemporarilyincreasesyourheartrateandbloodpressure,strainingyourheartandbloodvessels.

thiscancauseheartattacksandstroke.itslowsyourbloodflow,cuttingoffoxygentoyourfeetandhands.somesmokersenduphavingtheirlimbs

amputated.

tarcoatsyourlungslikesootinachimneyandcausescancer.a20-a-daysmokerbreathesinuptoafullcup(210g)oftarinayear.

changingtolow-tarcigarettesdoesnothelpbecausesmokersusuallytakedeeperpuffsandholdthesmokeinforlonger,draggingthetardeeperintotheirlungs.

carbonmonoxiderobsyourmuscles,brainandbodytissueofoxygen,makingyourwholebodyandespeciallyyourheartworkharder.overtime,yourairwaysswellupandletlessairintoyourlungs.

smokingcausesdiseaseandisaslowwaytodie.thestrainputonyourbodybysmokingoftencausesyearsofsuffering.emphysemaisanillnessthatslowlyrotsyourlungs.peoplewithemphysemaoftengetbronchitisagainandagain,andsufferlungandheartfailure.

lungcancerfromsmokingiscausedbythetarintobaccosmoke.menwhosmokearetentimesmorelikelytodiefromlungcancerthannon-smokers.

heartdiseaseandstrokesarealsomorecommonamongsmokersthannon-smokers.

smokingcausesfatdepositstonarrowandblockbloodvesselswhichleadstoheartattack.

smokingcausesaroundoneinfivedeathsfromheartdisease.

inyoungerpeople,threeoutoffourdeathsfromheartdiseaseareduetosmoking