Caffeine addiction embedded in genes - KTAR.com

http://homehardworker.wordpress.com/2011/04/08/sliding-doors-a-design-and-gears-of-sliding-doors-accessories/

Caffeine addiction embedded in genes KTAR.com by KTAR.com (April 8th, 2011 @ 4:41pm) According to USA Today, the research implies that people who carry a "high-consumption" variation of genes appear to drink more caffeine compared to those who have a "low-consumption" variant. ... and more »