Are you drinking too much caffeine each day? Whether you drink it for a quick hit of energy or a blast of mental focus - there is no denying a daily hit of caffeine has benefits.
But the problem is these effects are short-lived which means your regular one a day indulgence, can turn into two then three or more. If that's the case you may start to experience some of the common side effects associated consuming too much including an irregular heart rate, insomnia or dizziness.
From how caffeine can affect your body to signs you may be consuming too much, read more here: http://www.dailymail.co.uk/femail/article-5985223/Signs-having-caffeine.html