But as the years went on, he began to notice his body changing in unusual ways ... a rare illness that causes the body to produce too much human growth hormone. The disease is often caused ...

But a virtual human body could eventually make computerized ... data to predict bone density and the rate at which it’ll change over time. The tool could reduce the number of bone fractures ...

Find out about the different stages of a human life cycle and how we change as we grow up ... Discover how the food gets into the body, through the digestive system. What happens to food in ...