By now, you've had your morning coffee - but you might feel the urge to have a couple more cups this afternoon to perk yourself up.  But should you?  Do you know you can actually overdose on caffeine?

Sleeplessness and anxiety are common symptoms of too much caffeine, but did you you know dark urine is too?!  And coffee isn't the only place you're getting a blast of caffeine? There is a brand of energy water that has 150mg of the stuff!  Check out the article so we don't have to do a caffeine intervention on you!