What Happens to Your Body on a 17-Hour Flight — and How to Prep for It?
8–13 TIME ZONES CROSSED 10–20% CABIN HUMIDITY 5–8 DAYS TYPICAL JET LAG Long-haul routes into the USA from Asia, the Middle East, or Australia routinely stretch past 16–17 hours in the air. That’s longer than most people sleep in two nights combined, and your body notices every hour of it....