Oh great. Wait till I tell my brother he's an ape. Whooooooooooooooooooo boy.
I didnt read this yet
but I would bet
the reason is
medicine
nutrition
vaccines
running water
flush toilets
ddt
fertilizer
up till recently, Islam kept in the desert
The answer should be obvious to everyone: we are (should be) raised by our grandparents while our parents go hunt and gather. This make sense in all sorts of ways.....
” Modern people who live beyond seventy are much more likely to suffer from cancers, dementia and other diseases of old age. “
Do ya think ???
So, if you get old you tend to get more old-age related diseases than someone younger ... how does that make sense.
... 8+ years of college education wrapped up in one sentence
Last I checked, the National Death Rate was holding steady at 100%. ;-)
I suspect it’s mothers/grandmothers.
The cellular machinery (mitochondria, etc) come from the egg, not the sperm.
Two experiments I wonder about would be:
Take an egg (like a mouse egg) and inject it with a mix of other germ lines mitochondria. Fertilize and watch the lifespan.
In one of the higher primates, re-introduce the third gene needed for Vitamin C synthesis. Most animals on the planet make their own Vit C, but humans, fruit bats, a few others have suffered the mutation of losing that gene.
It would be interesting!
The evolution of menopause? Can you imagine what life for women must have been like during the eons of “partial menopause”?