Biohacking

What if Number 2 Makes You Number 1?

Elite athletes have a greater variety of bacteria in their guts than couch potatoes do, raising the prospect of “poop doping.”

By Elizabeth Preston

Checking in on the Quantified Self at 10

They’ve been ahead of the curve on personal health tracking and citizen science. What will their doctors and the rest of us learn from their data addiction?

By Jane Metcalfe