Fight week can wreck even the toughest fighters' sleep. Early Friday weigh-ins...

https://www.bookmark-tango.win/fight-week-throws-fighters-sleep-into-chaos-early-friday-weigh-ins

Fight week can wreck even the toughest fighters' sleep. Early Friday weigh-ins followed by long hours in locker rooms mean fighters often hit the bed between 4 and 5 am