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

https://cashsimpressiveblog.scriblorax.com/posts/how-do-you-talk-to-a-coach-about-sleep-without-sounding-soft

Fight week throws sleep out the window. Boxers often hit the sack around 4 a.m., wake at 2-4 a.m., then spend six hours locked in a cramped locker room before Friday’s early weigh-ins