Across the United Kingdom, between a third and half of all workers routinely show up ill — a quiet, almost invisible choice that reveals as much about the cultures we build as the individuals who inhabit them. The youngest workers, despite their relative health, take the fewest sick days, not out of resilience but out of precarity and the fear of being seen as uncommitted. Psychologists and organizational experts are tracing the roots of this pattern to something deeper than dedication: to identity, shame, and the unspoken rules that workplaces write into their walls. The question of whether t