I sat down with Andrew Herr to unpack what flying really does to your body and how to fix it with simple, science-based steps. Andrew has coached fighter pilots, Navy SEALs, and busy executives, and he built a travel system that treats jet lag like a solvable problem, not a life sentence. We break down why pressure changes and lower oxygen in the cabin drive inflammation, why that brain fog and puffy feeling show up even on short hops, and how circadian rhythm, light, and meal timing fit into...