Why it isn’t just eat less move more.
“Metabolic endocrinology appears to be only slightly more complicated than a nuclear reactor and brain surgery combined. No single hormone controls body composition, appetite, and hunger — and your individual hormonal profile may be relatively unique.
What’s also notable is that dieters who lost more weight on the diet had more significant changes in their appetite. They were probably hungrier while losing that weight.”
https://www.youtube.com/watch?v=kOCPyheVesM Robert Lustig on sugar at Google
https://www.youtube.com/watch?v=gmC4Rm5cpOI Robert Lustig at Ted Talk on sugar