Facing a shortage of organs needed by tens of thousands of patients, scientists have been studying pig organs as a potential ...

You might celebrate one birthday each year, but inside your body, different organs are marching to their own biological drums. That number on your driver’s license? It’s just a rough average that ...

Researchers have developed a new "body clock" tool that calculates people’s biological age — and could even predict the risk of disability or death. The tool, which comes from the University of ...