The human body is made up of cells, which make up tissues, which in turn make up organs that form the basis of systems, all working together to keep us alive. Learn how body systems and their vital ...

Find out about the different stages of a human life ... blood around the body. How does your heart work? Find out how the heart keeps all the blood in your circulatory system flowing.

An animated sequence which tours the human body, picturing and naming the major ... intestines and skin are all mentioned. The clip also stresses the importance of a healthy diet and exercise ...

This study is part of an international effort, The Human Cell Atlas Project, to generate a comprehensive map ("create atlases") of all types and subtypes of cells that make up the human body, in ...