Fight week throws sleep out the window for many fighters. Early weigh-ins...

https://varimail.com/articles/what-does-a-schedule-built-to-destroy-sleep-look-like-in-fight-week/

Fight week throws sleep out the window for many fighters. Early weigh-ins Friday morning kick off a grueling schedule with doors at 6:00 pm and long locker room waits. Some fighters hit their beds around 4 or 5 am after waking up between 2 and 4 am