The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...
Some people believe we know everything about such thing as our body, since we study biology at school, read books, and watch ...
Some people say that today there are almost no "blank spots" left on our planet - that is, places completely unexplored by ...
Science writer Mary Roach is fascinated by the human body, especially, she says, the "gooey bits and pieces of us that are performing miracles on a daily basis." Take the human heart, for instance. If ...
Though an estimated 60 million people around the world have atrial fibrillation, or A-fib, a type of irregular and often fast ...