The human body is simply one of those evolutionary marvels that sometimes simply cannot be explained, despite the massive amount of hours spent studying every intricate detail and artery inside of us. It appears to adapt to various circumstances, allowing humans to survive in unstable conditions for extended periods of time. Human bones are actually stronger than steel, and we are capable of running longer distances than any known animal on the planet. Human beings are truly an impressive species, albeit a flawed one sometimes. Here are facts about the human body that make no sense at all.
Inability to Bio-synthesize Vitamin C
Despite requiring it, humans have a distinct inability to bio-synethesize Vitamin C within our own bodies. We must instead drink orange juice or ingest supplements for the necessary vitamins to enter our system.