You focused to eat on your favourite snack and you dropped it on the floor; and in that moment you ask yourself the ultimate question: The floor looks quite clean, what if I eat it within 5 seconds?
http://polarb.com/214685
This theory is tested by the popular Youtube channel Vsauce thoroughly: Is The 5-Second Rule True?
We don’t like to give spoilers but 5 second is maybe short for you but for bacteria it is quite a long time. They immediately on your food. But thats not all! Watch the video to learn more about this rarely spoken and harmless looking rule of our society
H/T: The Atlantic