This book really comes to life in the audio format.   Spurlock reads it himself and brings a ton of charisma , humor, and passion to this topic.    There's a LOT in this book that is not covered in Super Size Me.  It's worth it!

More than a billion adults worldwide are now overweight – and at least 300 million of them are clinically obese. Childhood obesity is already epidemic in some areas and on the rise in others. Worldwide, an estimated 17.6 million children under five are said to be overweight.

“The global epidemic of obesity is completely out of control,” the BBC noted, reporting from the first international obesity conference in 2004. “Obesity rates are escalating everywhere… . Doctors at the meeting are warning that unless something is done, health care services in both the developed and developing world will not be able to cope with treating people with diseases linked to obesity.”