Unhealthy diet
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
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Where does your energy come from ?
• energy comes from food • food is measured in kilo joules
Why is it unhealthy to be underweight ?
• if the energy in the food you eat is less than the energy you use you will loose body mass • can lead to starvation • lack of minerals • poor immune system
Why is it unhealthy to be overweight ?
• if the energy content in the food you eat is more than the energy you use you gain body mass • can lead to obeseity • heart diease • strokes • diabetes • some cancers
What are vitamins and minerals defiency ?
when a person does not have enough of a certain vitamin or mineral
What can a vitamin A deficiency lead to ?
night blindness
What can vitamin D deficiency lead to ?
rickets
How much energy do you need ?
depends on your age