For most of human history, movement was inseparable from survival. Deliberately burning energy for no immediate purpose would have made little sense in a world where calories were scarce and bodies were costly to maintain.
Seen through an evolutionary lens, exercise stops looking like a personal shortcoming and starts looking like a cultural invention we’re still learning how to live with, says Daniel Lieberman.
This video Why modern fitness culture misunderstands human bodies is featured on Big Think.
