High fructose corn syrup has been blamed for being a major cause in the problem of increasing obesity. Here is a very interesting lecture by Dr. Robert H. Lustig, MD, UCSF Professor of Pediatrics in the Division of Endocrinology. He explores the damage that can be caused by sugary foods. He argues that fructose (too much) and fiber (not enough) appear to be cornerstones of the obesity epidemic through their effects on insulin.
Sit back and watch – it´s only an hours long :=))
http://www.youtube.com/watch?v=dBnniua6-oM&feature=share
Dr. Gudmundur Björnsson is an icelandic physician, a specialist in medical rehabilitation, a certified independent medical examineer (CIME) and an MBA. He now runs his own company as a medical advisor mostly in insurance medicine. He has previously been a head of a rehabilitation clinic and president IMA. 
