Coffee Habits Shaped by DNA Variations, Researchers Find

A study reported today in the journal Molecular Psychiatry found six genetic variants associated with coffee drinking. The variants help explain why the same amount of coffee can have different effects in different people, said Marilyn Cornelis, the report’s lead author. http://www.businessweek.com/news/2014-10-07/coffee-habits-shaped-by-dna-variations-researchers-find