A computer-generated image of red blood cells. Nitric oxide—known by the formula NO—is so vital for humans’ internal physiological processes that it was crowned Molecule of the Year in 1992. It plays ...

Scientists have found how human cells distribute and maintain their cholesterol levels, aiding in research in neurodegenerative diseases such as Alzheimer's disease, as well as cardiovascular diseases ...

Most people rarely think about how they breathe unless experiencing respiratory distress. Yet emerging research suggests that the pathway through which we inhale and exhale – nose versus mouth – ...

Your body is constantly performing a delicate balancing act that most of us never think about. While we’re busy worrying about calories and carbs, a microscopic chemistry experiment determines how ...

The growing recognition that the human body functions as an integrated, communicative whole, rather than a collection of isolated organs, is a welcome and important development. This systems-level ...