Levels of obesity have risen sharply in America over the past 20 years, with more people now classified as morbidly overweight than ever before.

This video shows the data, and then tries to explain how this has occurred, and also where most people have been going wrong in trying to lose weight, or stay healthy.

Although I hate this guy’s voice, and his style of delivery, the information he imparts is important, and much more common sense than the attempts to cheat the system with diets such as Atkins.

Weight gain is a massive problem, not only in the USA, but in lots of other countries too. The simple way to fight it is to eat less, exercise more, and do it all in a sensible manner. Easier said than done, I know, but surely worth a try?