![]() ![]() The link may be due to the practice of mixing alcohol and energy drinks, or drinking caffeine to recover from a hangover, according to the JAMA editorial. There is concern that mixing alcohol and energy drinks may keep people awake for a longer period of time, allowing them to consume more alcohol than they ordinarily would, according to an editorial published last year in the Journal of the American Medical Association.Ī 2011 study of about 1,100 college students found those who downed energy drinks frequently were about 2.5 times more likely to meet the diagnostic criteria for alcohol dependence than those who did not consume energy drinks. Studies suggest that combining alcohol and energy drinks can be dangerous.Īlthough caffeine is a stimulant, research suggests it does not "counteract" the sedating effects of alcohol. However, a study published in 2008 found no link between caffeine consumption (regardless of the amount) and the risk of miscarriage at 20 weeks of pregnancy.īecause study findings have not been conclusive, the American College of Obstetricians and Gynecologists advises that pregnant women limit caffeine consumption to 200 mg per day.Īn increased risk of alcohol injury and dependence A 2006 study of more than 1,000 pregnant women found that those who consumed more than 200 mg of caffeine per day (from coffee, tea, soda or hot chocolate) were about twice as likely to have a miscarriage compared with pregnant women who did not drink caffeine. Studies examining the effects of caffeine on miscarriage have been mixed. The FDA has also received one report linking a miscarriage to consumption of 5-Hour Energy. More research is needed to determine the amount of energy drinks people need to consume in order to experience these negative effects, Higgins said. However, there is not enough evidence to say unequivocally that energy drinks cause heart problems. The drinks may also disrupt the normal balance of salts in the body, which has been linked to arrhythmia as well. John Higgins, associate professor of medicine at the University of Texas Medical School in Houston.Ĭaffeine can cause heart cells to release calcium, which may affect heartbeat, leading to arrhythmia, Higgins said. ![]() ![]() The patient did not have a history of chest pain.Ĭaffeine and other compounds in energy drinks can boost heart rate and blood pressure, said Dr. And in 2007, a 28-year-old Australian man suffered cardiac arrest after consuming eight cans of an energy drink, containing 80 mg of caffeine each, over seven hours. ![]()
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