Sugar is known to cause obesity in young individuals. It has also been know to cause death in diabetics. I am strongly opposed to sugar and sugar products; such as Oreos which have been found to be as addictive as Cocaine.
http://www.csmonitor.com/Science/2013/1016/Oreos-addictive-Rats-treat-Or...
http://www.huffingtonpost.com/2013/10/17/oreos-more-addictive-than-cocai...