We are living through a remarkable moment in personal health. For the first time in history, millions of people have access to data about their own bodies that was previously only available in clinical settings. Sleep stages. Heart rate variability. Oxygen saturation. Restlessness scores. Blood glucose trends. With a ring on your finger or a watch on your wrist, you can wake up every morning with a detailed report on what happened while you were unconscious.
And for a growing number of people, that report is deeply unsettling.
They can see that their deep sleep is consistently below the recommended range. They can see that it takes them 45 minutes or more to fall asleep each night. They can see that their HRV, a marker of nervous system recovery, is trending in the wrong direction. The data is clear that there is a real problem, and yet, despite this knowledge, despite trying everything they can find, nothing seems to change.
This is the defining frustration of the modern health-conscious professional: armed with more information than any previous generation, but with nowhere credible to go with it.
The Gap Between Knowing and Fixing
The health technology industry has made extraordinary strides in helping people understand what is happening in their bodies. Blood testing platforms can now tell you your cortisol levels, your inflammation markers, your hormonal profile. Wearable devices track your sleep architecture night after night with increasing sophistication. The investment in insight has been enormous and rightly so.
But insight is only half of the equation. Knowing that your sleep is disrupted does not tell you why. And more importantly, it does not tell you what to actually do about it.
This is where the current landscape falls short. The solutions being offered to people who identify a sleep problem tend to follow a predictable and largely ineffective sequence: better sleep hygiene, a magnesium supplement, a guided meditation app, perhaps melatonin.
These are not without value for mild or situational sleep difficulty. But for the significant proportion of people whose wearable data is showing a chronic, entrenched pattern, poor efficiency, delayed onset, suppressed deep sleep over weeks and months, they are simply not sufficient. They address the surface, not the mechanism and in many cases- the extra pressure of doing everything ‘right’ make sleep worse.
What the Data Is Actually Telling You
When a wearable consistently records a sleep onset of 60 minutes or more, it is not showing you a habits problem, it is showing you a nervous system and a sleep pressure problem.
It is showing you a nervous system that has become chronically activated at the one time of day it most needs to wind down combined with a body that only has a weak ‘appetite’ for sleep.
This is called hyperarousal, and it is the defining feature of clinical insomnia. The brain, through a process of repeated association, has learned to treat bedtime as a cue for alertness rather than rest. It monitors for the threat of another sleepless night. It calculates how much sleep remains. It registers every sign of wakefulness. And in doing so, it creates the very state it is trying to avoid.
When those affected try to improve sleep by going to bed earlier, spending longer periods in bed to re-coup lost sleep, this decreases our body’s natural sleep pressure- meaning we struggle to fall asleep or wake too often.
A mindfulness app, a supplement or even relaxation alone can address this because it is not a lifestyle issue, it is a learned, internal pattern, and learned patterns require a structured clinical intervention to unlearn.
The Treatment That Works, and Why So Few People Access It
Cognitive Behavioural Therapy for Insomnia- CBT-i- is the first-line treatment for chronic insomnia recommended by NICE, the American Academy of Sleep Medicine, and the European Sleep Research Society. It has a stronger long-term evidence base than sleep medication, and unlike medication, its effects are durable as the improvements do not disappear when the treatment ends.
CBT-i works by targeting the specific mechanisms that maintain insomnia: the hyperarousal, the conditioned association between bed and wakefulness, the thought patterns that sustain anxiety around sleep, and the behavioural patterns that inadvertently reinforce the problem.
It is not about relaxation techniques or wind-down routines. It is a structured, evidence-based clinical programme that systematically dismantles the conditions preventing sleep from occurring naturally.
The clinical outcomes speak for themselves. In people who complete a full CBT-I programme, the evidence consistently shows significant improvements in sleep efficiency, sleep onset latency, and deep sleep, as well as meaningful reductions in sleep-related anxiety.
And yet, despite this evidence base, CBT-i remains one of the most under-accessed treatments in healthcare. Most people have never heard of it and even if their GP has mentioned it, a referral can take months. In the meantime, they are left with their wearable data, their magnesium capsules, and a growing sense that their sleep problem is somehow unfixable.
It is not unfixable. It simply requires the right intervention.
Where the Industry Needs to Go Next
The wearable and health technology sector is now at a crossroads. Having successfully created a generation of people who are genuinely engaged with their health data, the industry faces a new challenge: what happens next?
The frustration is already there. People are not just passively curious about their sleep scores; they are actively distressed by what they see, and actively seeking solutions. The investment in data generation now needs to be matched by an equivalent investment in clinical pathways. Insight without intervention is, at best, incomplete. At worst, it creates anxiety without resolution which, in the context of sleep, is counterproductive in the most literal sense.
The opportunity is significant. Connecting the data that wearables generate with the clinical interventions that actually address what that data reveals is one of the most meaningful gaps in the current health technology landscape. It is also entirely solvable.
As someone who has spent sixteen years working with people who cannot sleep, first as an NHS Insomnia Specialist, and now through The Insomnia Clinic, I have seen what happens when people finally access the right support. The transformation is not incremental, for many people, it is profound. And with the tools now available to identify who needs that support, there is no reason it should remain out of reach.
The data is telling people something is wrong. It is time the industry gave them somewhere credible to go.
Kathryn Pinkham is the founder of The Insomnia Clinic and a former NHS Consultant Nurse Specialist in insomnia with sixteen years of clinical specialism. The Insomnia Clinic delivers evidence-based CBT-I programmes to individuals and corporate organisations.