Sleep pressure, light hygiene, and the eight-hour myth.
A standing column returns every issue. The form is fixed so the content can change without the reader having to relearn the page.
The column returns every issue with the same question and different evidence. It is deliberately narrow: one lever, one method, one practical change.
Duration is the headline; regularity is the story underneath it.
The column is a standing invitation: same question every issue, different evidence each time.