Not that it invalidates the article, but it's worth noting that, no matter how many times it's said, you do not replace everything every 7 years. Not by any ava

Not that it invalidates the article, but it's worth noting that, no matter how many times it's said, you do not replace everything every 7 years. Not by any available definition of 'everything': cells, atoms, limbs, tastes. http://askanaturalist.com/do-we-replace-our-cells-every-7-or-10-years/ http://askanaturalist.com/do-we-replace-our-cells-every-7-or...