Every time you eat, your body works to break down the nutrients you have eaten. It then becomes the energy your body will need. This process is called metabolism. Metabolism is an important aspect for all living things. Without it we wouldn't be able to turn food into energy. Lack of energy means not being able to maintain a balanced lifestyle, and not having a balanced lifestyle can lead to illnesses and pathologies that can affect our lives. There are several ways our metabolism can act. You may have a high metabolism, which means you burn calories quickly. People with a high metabolism can eat more food without gaining weight. It is better to have a high metabolism because your body will be able to produce more energy to perform more activities. You can eat your favorite foods without gaining much weight. Almost all children have a high metabolism and that is why children and adolescents are so energetic and have a very healthy body structure. As you get older your metabolism starts to slow down and this is why you see most adults tired and out of shape. However there are some disadvantages to having a high metabolism. It will be very difficult to gain weight if you have a high metabolism, which is why it is very important to eat a healthy, balanced meal and exercise to avoid being underweight. Having a high and unhealthy metabolism can lead to many sickly, even deadly, diseases. . “A high metabolism is often considered a blessing, but it can have many health effects beyond weight loss.” (.....) Having a high metabolism you will have to eat larger quantities of food, which can cause blood sugar problems, mood problems and heart problems. It can also cause diabetes because maintaining weight... is a paper medium... which can affect your metabolism. Crush syndrome is a disease that slows the metabolism because the body produces too much cartilol. "This excess cartisol can promote significant weight gain. (Dr. West) Another disease is Grave's disease which occurs when the body's immune system produces antibodies that attach to thyroid cells, leading to an excessive amount of thyroid hormones. The disease persists people from gaining weight. There can be positive and negative aspects to having a slow or fast metabolism. Many people say that having a fast metabolism is a good thing, but it is not much different from having a slow metabolism but be a healthy person. You can have a fast metabolism and be an unhealthy person. Metabolism is about breaking down food into energy. This means we should eat more healthy foods like vegetables and drink water.