If you are overweight, you need to lose your weight as soon as possible. Being overweight has a higher risk of some diseases. Diet is very important to lose your weight. There are many ways to have diet. Different people may have different ways to have diet. If you want to reduce your body weight, you can consider one week liquid diet. It is a kind of diet where you are not allowed to eat any food and only allowed to drink liquid for one week. If you are interested in this kind of diet, you need to pay attention to the following tips.