Coffee Addiction May Be Grounded in Genes

See? It’s not my fault. I inherited it from my stepdad.

HealthDay News — Genetics may help determine how much caffeine one craves, new research indicates, with differences in two specific genes driving people to consume more — or less — of the world’s most popular stimulant.New research suggests that individuals who carry a so-called "high-consumption" variation of either gene appear to drink more coffee, relative to those who carry a "low-consumption" variant.

via Coffee Addiction May Be Grounded in Genes.