Fight week throws sleep out the window. Fighters often hit the sack around 4 or...

https://fast-wiki.win/index.php/Why_Can%27t_You_Just_Make_Up_Sleep_Later_During_Fight_Week%3F

Fight week throws sleep out the window. Fighters often hit the sack around 4 or 5 am after stressful weigh-ins Friday morning. Long waits in tight locker rooms and early doors at 6 pm only make it harder to catch rest when it counts