We asked Mark Mattson, an American neuroscientist who has studied intermittent fasting for the last 25 years, about what goes ...

The scientists’ attempts to untangle what was going on inside these mice is redefining ... tests offer a single estimate of how an entire body is aging. It’s increasingly clear aging doesn ...

Your body is made up of over 200 bones ... because your blood vessels have deteriorated to the point that the iron inside them spills out, becoming brownish-black as it oxidizes.

How gaining weight affects your body. You'll experience some changes, even where you don't expect. The weight you can see is only half the story. You also gain weight inside your body, around your ...

Your heart and lungs work together to pump blood throughout your body. Oxygen rich blood from ... through your lungs because of the pressure inside these vessels. As a result, the lower chamber ...

What happens inside your body when you eat? Our explainers are engaging, collage-style animations which explain many of the issues and themes around sustainability. This video is a fun ...

Inside you, there is an amazing network of blood vessels, the tubes that carry blood all around your body. Every part of the body needs oxygen, food and water. The blood vessels are a bit like ...