At a recent CES show, a “longevity mirror” was introduced that can estimate your health from a brief facial scan and assign you a score. No clinician. No exam. Just a number. It is an impressive piece of technology. It is also a useful place to start, because it captures something that is quietly changing in medicine. Patients no longer need us to begin the process.
We are now surrounded by devices that measure, interpret, and advise. Smart scales estimate body composition and metabolic trends. Wearables track sleep, heart rate variability, and recovery. Exercise equipment adjusts intensity in real time based on physiologic feedback. Some systems promise to send this data directly to a physician. We have created a system where patients can generate enormous amounts of health data, often without ever involving a clinician. And increasingly, they are expected to make sense of it.
That part is new. Not long ago, most of these decisions began in a clinician’s office. Sleep problems, weight changes, fatigue, exercise tolerance, these were filtered through conversation, exam, and context. Now, much of that process happens before we ever see the patient. They arrive with data, trends, and often a plan.
I do not think this is a mistake on the patient’s part. Access has expanded. The tools are real. Some of them are useful. In many ways, this is progress. But it has shifted something fundamental. We have replaced guidance with access.
I have written before about how little time we have to address even the small things, side effects, subtle symptoms, the details that matter to patients. That was already a limitation. Now we are layering on something else entirely. Patients come in with sleep scores, readiness metrics, and physiologic trends that did not exist a few years ago. They may be using supplements, hormones, or medications initiated outside the traditional clinical setting. They may have adjusted their exercise or diet based on device feedback. The challenge is not that patients are doing something wrong. It is that we are trying to integrate all of this into a system that was never designed for it.
I have seen this show up in small but telling ways. A patient assumes that taking something to reduce cancer risk makes screening less necessary. Another trusts that a device adjusting exercise intensity is providing a level of safety that used to come from formal evaluation. Someone else focuses on improving a sleep score without being sure whether their sleep itself has improved. These are not failures of judgment. They are signs of a system where information has outpaced interpretation. We have, in many ways, solved the problem of access. We have not solved the problem of meaning.
Some of these systems now promise to send data directly to physicians. Which sounds reassuring, until you ask a simple question: Who is actually reviewing it? And what are they supposed to do with it?
The clinician used to be the starting point. Now we are often the second opinion. That is not a loss of relevance, but it is a loss of position. And it comes with a different responsibility. Our role is no longer just to provide access to care. It is to help patients interpret what they are already doing, how to understand the data they are generating, and how to place it in context. Because data without context does not guide decisions. It just creates the appearance of control.
The tools are not going away. Patients will continue to track, measure, and act. The question is not whether they should. It is whether we are prepared to meet them in a system we did not build, and help make sense of it. The future of medicine may not be defined by how much data we collect. It may be defined by whether anyone is still responsible for understanding it.
Jeffrey Junig is a psychiatrist and addiction medicine specialist with a longstanding interest in the intersection of neuroscience, clinical care, and the systems that shape modern medicine. He is affiliated with the Medical College of Wisconsin and has spent much of his career working with patients affected by substance use disorders.
Dr. Junig has written about addiction treatment and clinical practice for many years, including his long-running Suboxone Talk Zone, which began in 2007 and now continues on Substack. His essays explore medicine, neuroscience, and the often unexpected ways in which health care systems influence patient care and physician decision-making.
He publishes ongoing commentary and essays on Unscripted Practice. A full list of his academic publications and professional background is available on his website.
