Honestly , there is not a vast amount of quality research out there about energy drinks as of now . I know the caffeine content is certainly not a concern in most energy drinks . red bull 80 mg for a small , monster is a bit higher but still minuscule . If you have your bloodwork and heart checked and there are no concerns i wouldn ' t stress out too much . One thing i have heard was some individuals have been developing an overactive bowel . As a former fellow addict i would suggest black coffee . <| sep |> scotland has a population of 5 . 2 m . if they really want to stay in the EU then hold a referendum and do so . 5 . 2 m people isn ' t going to be enough people to stop the uk leaving the EU . i mean , lets put some perspective on this there ' s more people in london than there are in scotland . if london alone isn ' t enough to stop brexit a cold barren land north of the wall isn ' t going to stand a chance , no matter the can of worms that would be opened . if scotland really wants to stay in the EU , its going to have to do so by leaving the uk and rejoining the EU rather than the silly notion that it can block brexit . edit interesting a fair few downvotes but nobody pointing out how or why a place with 5 m people and not much else going for it should be able to do what a single city of 8 m and significant influence can ' t .