wasn’t very good at describing what the heart actually looks like. According to History ... who described the human heart as ...

Your heart's will to beat, to keep going, is incredibly strong. If the heart fails, so does everything else… Because it's your heart's job to deliver to every cell, to every nook and cranny of ...

That oxygen-rich blood then flows out of the lungs and into the heart. As it does ... looks at how humans perceive the world and how our brain creates an image of what is around us. A real-life ...