Energy drinks have been the buzzword these days with the young literally lapping them up after they have no energy left to take them through the day especially in the cities. Before you pick up that energy drink next time think about these facts and what they do to your health: 1. The high level of caffeine in the energy drinks can cause increased BP palpitations in the heart diarrhoea headache. For more about such symptoms read this post. 2. The energy drinks have a potential to cause withdrawal symptoms like extreme fatigue and headache making you crave for more.