I have no source, but for what it's worth, I read that the nervous system
has a theoretical lifespan of 120 years and would be the limiting factor in
human lifespan overall, in other words, other tissues could function much
longer.
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Alexander Reiprich :
>> The subject says it - I've heard that the potential lifespan of the
>> human brain is quite a bit longer than that of the rest of our body.
>> Can anyone confirm/deny this?