The 10,000-step benchmark came from a 1960s marketing campaign, not a research lab. Here's what the science actually says, and the one number that matters more for your energy, focus, and long-term health.

You've built a career on performance and precision, but your desk job may be quietly working against you. New research shows professionals who predominantly sit at work face a 16% higher all-cause mortality risk and real cognitive decline. Here's how high achievers are closing the gap.