But our bodies are pessimists. Our DNA
always expects, despite the surplus of readily
available energy right now, that food will run
out soon, and so the only way to survive this
coming famine is to store some energy as fat.
It’s as natural as breathing.
24-7-365
For those of us in the developed
world, the idea of a “food
shortage” sounds silly. Maybe
you’re thinking, “Why hasn’t my
brain caught on to the fact that
food is everywhere these days?”
The fact is, for thousands of
years, we worked hard for the
food we ate—and there were no
guarantees that our food supply
could be taken for granted. We’re
back to ancient signals in a
modern world, where the brain