>>12832368If you're genuinely curious, the answer is actually rather simple.
The entire purpose of life is to make more people, so bodies and behaviors that allow more easily for procreation are selected.
If you want to anthropomorphize evolution, it doesn't particularly care what happens to people after they have and raise their kids.
People used to die in their late 20s / early 30s all the time, because they simply didn't need to live any longer.
It's the same reason why we're not able to fight off cancer, despite our T cells being more than capable of doing so - we didn't live long enough on average for cancer survival rates to matter.
