A Users Guide To Immortality: In This Video Playlist And Blog We Discuss Effective Interventions Which Prolong Healthy And Productive Lifespans: http://tinyurl.com/a49wuzm

Inquiry into the evolution of aging aims to explain why almost all living things weaken and die with age. There is not yet agreement in the scientific community on a single answer. The evolutionary origin of senescence or aging remains a fundamental unsolved problem in biology. But this idea was discredited in the 19th century.