With the compassion of Jodi Picoult and the medical realism of Atul Gawande, real-life anesthesiologist Carol Cassella’s riveting national bestseller seamless

The remarkable scientific story of how Earth became an oxygenated planet The air we breathe is twenty-one percent oxygen, an amount higher than on any other kno

This presentation describes various aspects of the regulation of tissue oxygenation, including the roles of the circulatory system, respiratory system, and bloo

Oxygen has had extraordinary effects on life. Three hundred million years ago, in Carboniferous times, dragonflies grew as big as seagulls, with wingspans of ne

NOSES ARE FOR BREATHING, MOUTHS ARE FOR EATING “Many people believe that taking a deep breath increases body oxygenation. The opposite is the case.” — Pat