Some of the marketing for energy drinks is combined with extreme sports, he said.
The researchers are unsure what effect exercise or the combination with alcohol has on a person who drinks energy drinks; however, some countries advise against using energy drinks to quench thirst while playing sports.
Blood pressure and heart rate naturally go up during physical activity, Kalus said. This could be further augmented by energy drinks. Energy drinks could affect some individuals if they didnt know they had a problem in the first place, he said. The study raises some concerns.
Until further study, Kalus said people with high blood pressure or heart disease should avoid energy drinks because they could affect their blood pressure and may even alter the effectiveness of their medications.
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| Contact: Karen Astle Karen.Astle@heart.org 214-706-1392 American Heart Association Source:Eurekalert |