From what I have read there may be more to it than just laziness and over-eating. http://www.scientificamerican.com/article/babies-have-a-microbial-window-of-o

From what I have read there may be more to it than just laziness and over-eating. http://www.scientificamerican.com/article/babies-have-a-microbial-window-of-opportunity-excerpt/ http://www.scientificamerican.com/article/babies-have-a-micr... It seems to agree with my observation that many people get obese very easily while I would have a very hard time even if I tried.