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Photo Credit: Photo Modified/Flickr/Mike Mozart/ CC BY 4.0

Next time you’re itching for an energy boost, it may be wise to reconsider the popular Rockstar energy drink. The original Rockstar Energy Drink contains 160 milligrams of caffeine per can (caffeineinformer.com).  Research has shown that Rockstar may raise your heart rate, cause insomnia, cause weight gain, and increase blood pressure.