Fitness & injury prevention
Allyson Felix’s 2‑Hour Bedtime Shift: How Early Lights‑Out Gives Sprinters a Measurable Edge
Picture this: you’re on the track, the gun cracks, and every millisecond feels like a lifetime. For elite sprinters, the difference between gold and silver can be hidden in the night-time routine you follow. In 2024, Allyson Felix proved that simply turning the lights off two hours earlier can