Biology - Weight problems

These flash cards cover Unit 1 1.2 Weight Problems

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  • Created by: Nisha~
  • Created on: 03-01-13 14:08


Fat acts as a energy store. If someone eats more food than needed then it is a form of malnourishment. Overtime they could become overwieght or obese

Obesity related health problems:

  • Arthiritis
  • Type 2 diabetes
  • High blood sugar levels
  • Heart disease


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Losing Weight

Ways to lose mass

  • Reduce amount of energy taken in
  • Increase amount of excercise

Some people attend slimming groups which give advice. They normally involve eating few energy rich foods and/or taking excercise.

Excercise can make you healthier by increasing the proportion of muscle to fat. It can also make your heart healthier.

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Lack of food

In some countries there is not enough food  and people are underweight or malnourished because there is not enough food to eat. A lot of factors can destroy crops.

A lack of mineral ions and vitamins can lead to deficiency diseases. They also occur if you do not have a balanced diet.


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If you take in more energy than you use, the excess is stored as fat. If you eat too much over a period of time, you will eventually become fat. To lose weight you need to eat less and exercise more.

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