The human body is an amazing system of organisms that takes cares of itself. Our anatomy is taught in school as a lesson, however, there are amazing things that our body can do that they do not teach us. We all know the facts of our heart size is equal to our fist size. This information may look like boring facts however they are actually fun. Our body can make some things by itself as a reflex, such as yawning, blinking etc. If you would like to more about the strange facts of the human body, watch the video shown below.