Memes😂 on Instagram: "Follow for more What if I told you there are parts of your body that don’t get any blood at all? Fun fact: Your corneas — the clear outer layer of your eyes — have no blood vessels. Instead, they get oxygen directly from the air and nutrients from tears and fluid inside the eye. This is what keeps them transparent; blood vessels would block light and blur vision. The same is true for cartilage in your joints, which relies on movement and surrounding fluid rather than direc