Energy drinks seem to have a slightly dubious reputation and in the past have been blamed for people having some terrible adverse effects. Subscribe: http://bit.ly/SubscribeToEarthLab

Using an MRI scan we see what happens to the heart when we consume an energy drink high in Caffeine and learn whether the benefits can outweigh the negatives.

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Trust Me I'm A Doctor Series 2:
This series promises to get the answers to everything you ever wanted to know about colds, sleep, stress, headaches, hearts, suncreams, exercise and much more.

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