See how Wikipedia describes it: https://en.wikipedia.org/wiki/Ageing#Ageing_versus_immortality https://en.wikipedia.org/wiki/Ageing#Ageing_versus_immortali...

See how Wikipedia describes it: https://en.wikipedia.org/wiki/Ageing#Ageing_versus_immortality https://en.wikipedia.org/wiki/Ageing#Ageing_versus_immortali... If very process of sexual reproduction that brought humans into existence is entangled with the process of aging, there is probably no reason to think that humans (or any species that reproduces sexually) could somehow change or evolve to become immortal.