One of the biggest concerns in the world today is weight loss. Because of unhealthy eating habits, over eating and lack of exercise; obesity is quite on the increase. People have such busy lives that they hardly have any time to think about their weight. This is one of the reasons why we get lethargic and lazy so often despite getting good sleep. A great way to get rid of this problem is by spending 45 minutes every day on exercise. If you are still confused about what kind of exercise you should do, consider this article as your guide. It will help you make the right decision.