As a Chicago-born data analyst with 10 years of NBA modeling experience, I’ve seen how open-air stadiums amplify athletic performance through natural environmental feedback—sun, air, and unfiltered physical exertion. Unlike sterile indoor venues, these spaces unlock primal biological advantages tied to human hormone rhythms. This isn’t just aesthetics; it’s biomechanics validated by heat maps and motion tracking. Here’s what the numbers don’t lie about.