Those daily extra cups of joe not linked to hypertension
An extra shot of espresso can surely help wake you up in the morning, but what does it mean for your blood pressure? It is well known that coffee's caffeine content can raise blood pressure temporarily, especially in people who have hypertension. Could habitually drinking high amounts have long-term effects on blood pressure too? Java lovers will rejoice in a large study's findings that more cups daily isn't associated with increased risk of hypertension. The study , published in American Journal of Clinical Nutrition on March 30, was a systematic review and meta-analysis that examined six prospective cohort studies. Two previous meta-analyses of randomized controlled trials found an association with slightly raised risk of hypertension. But these trials all lasted only 85 days or fewer days. In the new study, a total 172,567 participants and 37,135 incident cases of hypertension were followed over the course of six years. Four of the six studies evaluated reported a nonli...