3 ms·

Yeah, our legs and feet provide a pretty sweet and effective kinetic chain. What's not to love.

• adrianN 2y ago
  They start to hurt around year fifty.
  • tshaddox 2y ago
    Hard to blame evolution for that given that reproduction is much rarer after age 50.
    • adrianN 2y ago
      It's a lot easier to take care of your grandchildren if you can move without pain, but I thought the whole point of this conversation was arguments as to why evolution is not as perfect as one might think.
      • tshaddox 2y ago
        For most of human evolution, wouldn’t 50 be incredibly old to become a grandparent?