Today, we live in a world in which most people in the developed countries have access to the high-speed Internet. Some say that we are living in the information age . The Internet gives us the ability to consume information 24 hours a day. And, this is in addition to TV, radio, print, etc. Just like the body grows with consumption of food, the brain grows with consumption of information. However, not all the information consumed by the brain is healthy, just like all the food we eat is not healthy. Let's go back in time, when the only way to get food was physical labor. There were not many obese people at that time. Today, in many cases, genetics play a role in making people obese. However, the developed world has seen a significant rise in obesity since the industrial revolution. The easy accessibility of food with high fat content and reduction in physical labor have contributed to the rise of obesity. Unlike the body which can not consume unlimited food, the brain can consume...