healthy-food-and-junk-food(健康食品和垃圾食品).ppt

Healthy food junk food1The food people eat greatly is very helpful to their health Some healthy food is quite good for preventing disease 23Garlic Reduce cholesterol Prevent heart diseasePurify blood and kill bacteria4Green tea Prevent various cancers.Such as stomach cancer,esophageal cancer,liver cancer and cutaneous cancer.Prevent heart disease.Using it as mouthwash can prevent teeth from decay5Tomato Has the function of antioxidant and being rich in vitamin CPrevent digestive cancers and prostate cancerPrevent blood vessel sclerosis6 Milk One of the most complete foods nature can provideRich of protein,minerals and vitamins7 Oat Reduce blood pressure,cholesterolPrevent heart disease,large intestine cancer8food that is high in salt,sugar,fat,or calories and low in nutrient contentthe cause of overweight(超超重重),heart diseases and many other health problems 910Fried foodincreases chances of cardiovascular disease(心血管疾病）心血管疾病）Contains carcinogens(致癌物）致癌物）Destroys vitamin and transforms protein11BarbecuearcinogensOne grilled chicken leg equal 60 cigarettesTransforms vitamins(aggravate the burden of kidney,liver)12Carbonated drinks Contain H3PO4,H2CO3,which will reduce calciumFull of sugar,low nutrition 13preserved plum,glazed fruit（果脯蜜饯）Contain one of three carcinogens,nitrites(aseptic and colorful function)Full of salt,contain antiseptic,preservatives（防腐剂）（防腐剂）14Pickled food Cause hypertension,load burden to kidneydo harm to intestines and stomachProne to catch ulceration（溃疡）（溃疡）and inflammation（发炎）（发炎）15What should you doMany people like Junk food,because it tastes good.But most junk food has food additives(添添加剂加剂).So it looks and tastes better,and can be kept for a long time.It is bad for health.Its OK to have junk food now and then(偶尔偶尔).But to know how to balance yourself of nutrients and calories,maybe you can eat healthy food about 95%of the time,and then eat 5%of junk food.Please dont spend lots of money on junk food.Spend your money wisely.It is up to you to keep yourself healthy and happy!161718