两人对话the relationship between food and health

食物和健康的关系
Changes in our understanding of diet and health drive changes in the way foods are processed.
A:What's the relationship between food,nutrition and health?
B:Well,they are all very closely related!The food that we eat can contain either good nutrition or none at all.The quality of nutrition that we provide to the body has a direct impact on health.
--OK,then do you think fast food will cause health problem?
---Of course.Fast food is linked to many health problems in children and adults nationwide.Obesity is a national epidemic in the United States and much of the concern over obesity is related to our fast-food culture and sedentary lifestyles.
---Good views.So what's your purpose for improving your health and energy?Living a better quality of life?
---There are both improtant for me,I think have a health body is the most important thing in my life.
自己编的~
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没有上下文，单纯字面上或许是：食品与安全的关系