Late-night studio sessions can push your ears and focus to the limit. Around 2...

https://www.slideserve.com/gierrepjfu/why-do-i-feel-fine-but-my-mixes-get-worse-when-i-m-tired

Late-night studio sessions can push your ears and focus to the limit. Around 2 am, your ears start to lose sensitivity, making it tough to catch subtle mix details