Consumption of a dark roast coffee decreases the level of spontaneous DNA strand breaks: a randomized controlled trial.http://www.ncbi.nlm.nih.gov/pubmed/24740588We conclude that regular coffee consumption contributes to DNA integrityCoffee consumption and total mortality: a meta-analysis of twenty prospective cohort studies.http://www.ncbi.nlm.nih.gov/pubmed/24279995Our findings indicate that coffee consumption is associated with a reduced risk of total mortality.