So you've looked after your health, augmented your body as much as transhumanly possible and living forever. But who wants to live forever in the body of a centenarian? Rejuvenation technologies will be the natural bonus of life extension technologies, i.e. they will slow aging down so much eventually they will start to reverse it.

This section has information regarding how bodies will be repaired (e.g. replacement organs) and physiological age reduced.