https://www.youtube.com/watch?v=k4sj5qSUi4M
Video Source: BRIGHT SIDE
The human body is a riddle upon a riddle. There's so much going on inside us every single day, and we have no idea! The power of our bodies is truly incredible — for example, a human hair is stronger than the same diameter copper wire, and our stomach is bigger than it may seem with the capacity of nearly half a pound when needed, while the average is around 32 ounces!
We tend to think that we know our own bodies perfectly. But did you know that our belly buttons have an entire zoo in them, with a range of about 70 different bacteria? Or that when we’re awake, our brain may produce enough energy to turn an electric bulb on? It generates about 10 watts of power! Here's another compilation of unusual facts about your body that you might’ve not even thought about.