Why Don& X2019;t We Live Forever?

Take a look at how our genes influence the aging process. Professor Polk explores several theories for why we age and ev... (more)

Take a look at how our genes influence the aging process. Professor Polk explores several theories for why we age and eventually die, then delves into the genetic mechanisms involved in aging. Find out how replication damages cells and why there is a limit to the number of healthy replications our cells can make. (less)