DJs and producers live by a 4 AM body clock that's as real as a 9 AM flight...

https://www.side-line.com/what-nocturnal-work-does-to-producers-and-djs/

DJs and producers live by a 4 AM body clock that's as real as a 9 AM flight waiting at the gate. This article breaks down how late-night beats shape sleep, energy, and travel routines, plus practical tips to stay sharper when the sun’s not up