cancer癌症英语介绍演讲

,Whatiscancer,DefinitionCancerisalsoknownasmalignanttumor(恶性肿瘤),bythecontrolofcellgrowthproliferationmechanismofarrhythmiacausedbydisease.Cancercelldivisionandgrowthrateishigherthannormalcells,andoftencanbetransferredtootherorganizations.Becauseallkindsofreasonsmakehumanbodycellelectronicrobbed,causegeneticmutations(基因突变),thusformlotsofcancercells,andfinallyappearcancer.,Thecauseofcancer,1.Thephysical,chemical,biologicalandothercarcinogenicfactors,Ultraviolet(紫外线);ionizingradiation（电离辐射）,Nitrite（亚硝酸盐）Dioxin（二恶英）,Thecauseofcancer,HBV（乙肝病毒）；BiologicalagentssuchasFumaricacid(富马酸)andPhenol(苯酚),Thecauseofcancer,2.Theinternalfactorsofcancer,immunologicfunction,Heredity,Endocrinedisorders,Thecauseofcancer,Mentalfactors,Depression,Anger,Thecauseofcancer,3.Dietandnutritiondisorders；badhabits,Smoking,Excessivedrinking,Thecauseofcancer,3.Dietandnutritiondisorders；badhabits,Hotfood,Meatwithoutcooking,Thecharacteristicsofthecancercells,1.Thecancercellsendlesssplit,makethepatientsbodiesnutrientsaremassconsumption.2.Thecancercellsreleasemanytoxins,makehumanbodytoproduceaseriesofsymptoms.3.Cancercellscantransferthroughoutthebodygrow,bringabouthumanbodyweight,weakness,anemia,lossofappetite,feverandseriousviscerafunctiondamaged,andsoon.,Thepresentsituationofthecancer,TheWHOinternationalcancerresearchcenterhasannouncedastudyreportsaid,accordingtothecurrenttrendofcancer,in2020,theworldcancerrateswillincrease50%thannow,globalnewcancercaseseveryyeartherewillbeupto15millionpeople.ThenumberofnewcasesofcancereachyearinChinaabout1.8to2million,thedeathofabout1.4to1.5million,andthenumberisinthecontinuedtorise.The20%oftheworldsnewcasesofcancerpatientsinChinaand24%ofthepatientsdiedofcancerinChina.Atpresentourcountryeverydeath5people,1peopledieofcancer.,Howtopreventcancer,Eatlesspickles,Donteatthefoodofthemildew,Howtopreventcancer,EatlesssmokedandFriedfood,Howtopreventcancer,NoSmoking,Howtopreventcancer,Developgoodeatinghabits,Toeatmorefreshfruit,Eatfreshvegetables,Howtopreventcancer,Drinkingless,Howtopreventcancer,Payattentiontothehealthdrinkingwater,Howtopreventcancer,Domoreexercises,Howtopreventcancer,Younee