Fight week throws off more than just routines. Between Friday morning weigh-ins...

https://www.fightful.com/boxing/fight-week-the-sleep-problem-nobody-talks-about/

Fight week throws off more than just routines. Between Friday morning weigh-ins and locked doors at 6 pm, fighters spend six hours cramped in a locker room. Add in waking up at 2 or 4 am, and it’s clear sleep takes a hit