Fight week throws sleep out the window—fighters often wake between 2 and 4 am,...

https://claytonsuniquethoughtss.quillnesty.com/posts/is-thc-still-banned-in-competition-for-fighters-a-deep-dive-into-fight-week-challenges-and-testing-rules

Fight week throws sleep out the window—fighters often wake between 2 and 4 am, chasing early weigh-ins. Then there's the long wait: six hours in a locker room before doors open at 6 pm