Bryan Johnson's much‑publicized admission that he has not shared a bed with his long‑term partner for four years only reserving three “reward” nights of co‑sleeping if she completes a 100‑day longevity protocol.

It couldn't be more of a caricature of contemporary optimisation culture. It also crystallises a broader trend: sleep divorce is increasingly normalised among younger, affluent, health‑conscious couples. Yet routine separation may solve immediate sleep fragmentation while quietly undermining the relational and physiological foundations of good sleep.

From a cultural perspective, sleep divorce aligns with the rise of “sleep optimisation” as a moral and health imperative. Sleep medicine now emphasizes that chronic fragmentation—driven by a partner’s snoring, restless movement, or mismatched schedules—can impair mood, cognition, and relationship satisfaction. In this framing, choosing separate beds is not abandonment but responsibility.

For millennials and Gen Z, who have come of age amid rising awareness of mental health, burnout, and the economic premium placed on cognitive performance, this story resonates. Sleep is no longer merely rest; it is infrastructure for productivity, emotional regulation, and long‑term health. 

Sleep divorce presupposes access to extra bedrooms, high‑quality mattresses, climate control, and the social capital to reframe separation as healthy rather than suspect. In Bourdieu's terms, the ability to customise one’s sleep environment is a form of embodied cultural capital: it signals education, health literacy, and economic security. In Veblen's terms, it functions as conspicuous leisure: the wealthy can afford to forgo the traditional symbol of marital unity (one bed) in favour of a practice that advertises their commitment to longevity and self‑optimisation. Johnson's “reward nights” dramatise this dynamic: co‑sleeping becomes a scarce, earned luxury within a broader regime of optimised separation. We start to believe that sleep divorce is associated with affluence. 

Against this stands a robust counter‑argument: for many couples, sharing a bed is not a luxury but a core component of sleep and relationship health. At Bed Intentions, we believe physical proximity can downregulate the nervous system, reduce nighttime anxiety, and facilitate faster sleep onset. In secure attachments, the partner’s presence functions less as a disturbance than as a somatic cue that it is safe to rest. Over time, this can strengthen relational bonds, which in turn buffer stress and improve sleep quality, creating a positive feedback loop between intimacy and rest. Routine separation risks treating the partner primarily as a sleep disruptor rather than as a co‑regulator of the nervous system, privileging short‑term efficiency over the slower, relational work of building shared safety.

Sleep divorce also carries subtler relational costs. When couples institutionalize separation, they lose the low‑stakes, nightly micro‑moments of contact that sustain intimacy: the pre‑sleep conversation, the casual touch, the shared rhythm of winding down. These moments are not trivial; they are the fabric through which couples negotiate stress, repair minor ruptures, and maintain a sense of “we.” Over years, their absence can widen emotional distance, making it harder to navigate conflict or life transitions. Moreover, by framing sleep as an individual optimization project, sleep divorce reinforces a broader cultural shift toward self‑focused wellness, where the partner becomes a variable to manage rather than a life to share.

This is not to deny that some couples genuinely need separate beds for medical or practical reasons. But as a default ideal, sleep divorce mistakes one dimension of sleep (i.e. an optimised sleep score) for the whole of what sleep is for in a shared life. Beds have always been asked to do two things at once: enable rest and enable closeness. The answer is not to surrender one to the other, but to treat the tension itself as the work of relationship. Rather than optimising sleep out of the shared bed, couples might instead invest in the harder, more collective tasks: addressing snoring medically, negotiating schedules, adjusting temperature, and learning to co‑regulate in ways that protect both rest and connection.