system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: If our cells are constantly replicating, how do we age and die?

Like how we always shed dead skin, yet we grow more to replace it..
gpt
Imagine --- that --- these --- words --- represent --- genetic --- information. Whenever --- your --- chromosomes --- replicate --- they --- often --- get --- shortened --- just --- a --- little --- bit. To --- protect --- your --- genetic --- integrity --- these --- chromosomes --- have --- buffers --- on --- their --- ends --- which --- can --- be --- shortened ---- without --- harm. Eventually --- these --- buffers --- (telomeres) --- get --- depleted --- and --- your --- chromosomes --- finally --- start --- suffering --- damage. Now --- you --- have --- a --- problem.