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:
- Type 2 diabetes
- High blood sugar levels
- Heart disease
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.
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.
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.