How can you lose 20 pounds?

Cardio exercise is the key. Cardio exercise is an excellent fat burner. However, you must also focus on what you are eating. Restrict refined processed carbohydrates.

Control portion sizes and count carbohydrates and calories. Eat a small meal every four hours. You may wish to try "the purple diet" where you eat purple food and only purple food. Swap fatty or sweet foods for healthy ones. If you want a cookie, eat some carrot sticks or celery. Fill your self with fresh vegetables and quality protein. In addition, drink plenty of fresh water.

Eliminate, or strictly limit refined processed carbohydrates (apart from the occasional treat). They are a major cause of weight gain, obesity, and many diet related diseases. Replace those foods with 'fat burning' foods and make use of the thermic effect of these foods. You can view a list of refined processed carbohydrates, and learn about the fat burning foods, further down this page, listed under Related Questions. In addition, engage in regular cardio exercise. Cardio exercise is such things as brisk walking, jogging, running, cross country skiing, trampolining, etc. Any form of cardio is an excellent fat burner. There are 3 free cardio exercise plans to show you how to do it (one easier plan, one harder plan, or one intense plan), further down this page, listed under Related Questions.
exercise regularly and eat slowly for 15 min. your body will think your full . (chew until your food feels like baby food .)