1、What is cancerWhat is cancerDefinitionCancer is also known as malignant tumor(恶性肿瘤),by the control of cell growth proliferation mechanism of arrhythmia caused by disease.Cancer cell division and growth rate is higher than normal cells,and often can be transferred to other organizations.Because all k
2、inds of reasons make human body cell electronic robbed,cause genetic mutations(基因突变),thus form lots of cancer cells,and finally appear cancer.The cause of cancer1.The physical,chemical,biological and other carcinogenic factorsUltraviolet(紫外线);ionizing radiation（电离辐射）Nitrite（亚硝酸盐）Dioxin（二恶英）The cause
3、 of cancerHBV（乙肝病毒）；Biological agents such as Fumaric acid(富马酸)and Phenol(苯酚)The cause of cancer2.The internal factors of cancer immunologic function HeredityEndocrine disordersThe cause of cancerMental factorsDepressionAngerThe cause of cancer3.Diet and nutrition disorders；bad habitsSmokingExcessiv
4、e drinkingThe cause of cancer3.Diet and nutrition disorders；bad habitsHot foodMeat without cookingThe characteristics of the cancer cells1.The cancer cells endless split,make the patients bodies nutrients are mass consumption.2.The cancer cells release many toxins,make human body to produce a series
5、 of symptoms.3.Cancer cells can transfer throughout the body grow,bring about human body weight,weakness,anemia,loss of appetite,fever and serious viscera function damaged,and so on.The present situation of the cancer The WHO international cancer research center has announced a study report said,acc
6、ording to the current trend of cancer,in 2020,the world cancer rates will increase 50%than now,global new cancer cases every year there will be up to 15 million people.The number of new cases of cancer each year in China about 1.8 to 2 million,the death of about 1.4 to 1.5 million,and the number is
7、in the continued to rise.The 20%of the worlds new cases of cancer patients in China and 24%of the patients died of cancer in China.At present our country every death 5 people,1 people die of cancer.How to prevent cancerEat less picklesDont eat the food of the mildewHow to prevent cancerEat less smok
8、ed and Fried foodHow to prevent cancerNo SmokingHow to prevent cancerDevelop good eating habitsTo eat more fresh fruitEat fresh vegetablesHow to prevent cancerDrinking lessHow to prevent cancerPay attention to the health drinking waterHow to prevent cancerDo more exercisesHow to prevent canceror?You need to pay attention to restHow to prevent cancerLearn to reduced pressure and keep good state of mind谢谢大家！
