(EX #40). How your BRAIN and EYES work Julie Hartman Did you know we have 100,000 mi of blood vessels? Or that the left and right brain have two very different but compatible functions? Or that your eye sees an image upside down and thanks to 2 million different functions, the brain flips it upright for you? The human body is the most magnificent, efficient, wondrous machine perhaps ever created. Email address for feedback, questions, and insights is [email protected], or to reach out via WhatsApp at +1 347 578 0669.