Why smartwatches won’t save American health care

If step counts and heart-rate graphs could fix American health care, the problem would
be solved every time someone laced up their running shoes and turned on workout mode.
Yet despite millions of people strapping smartwatches to their wrists, U.S. health
spending keeps climbing toward five trillion dollars a year, and chronic
disease still eats up the vast majority of that budget. Meanwhile, emergency rooms are
full, primary care doctors are overwhelmed, and insurance bills still require a
decoder ring and a strong cup of coffee.

Smartwatches are impressive little machines. They can count your steps, detect falls,
flag irregular heart rhythms, and even nudge you to stand up every hour like a tiny,
polite drill sergeant. Research suggests that wearables and remote monitoring can
improve some outcomes and may reduce hospitalizations in certain high-risk groups.
But that’s a long way from “saving” American health care a system driven by prices,
chronic illness, inequality, and confusing incentives, not just by a lack of data.

So let’s talk about what smartwatches can do, what they can’t, and why putting all our
hopes on a device that also sends meme notifications is not a serious health reform
strategy.

The promise on your wrist

The marketing pitch is irresistible: a smartwatch on your wrist becomes a 24/7 health
sidekick. It monitors your heart rate, tracks your sleep, logs your workouts, and
occasionally taps you like, “Hey, maybe stand up and drink some water.” It’s
convenient, slick, and much less intimidating than a hospital wristband.

Over the last decade, research has shown that wearables can play a real role in health:

• Studies of smartwatch-based heart monitoring (like the Apple Heart Study) found that
  wearable devices can detect signs of atrial fibrillation (AF) in some users, leading
  to clinically confirmed diagnoses and treatment that might otherwise have been
  delayed.
• Systematic reviews of smartwatches and other wearables suggest they can support
  physical activity, weight loss, and self-management of chronic diseases, especially
  when paired with coaching or structured programs.
• Remote patient monitoring programs that use sensors and connected devices have been
  associated with modest reductions in hospitalizations and all-cause mortality in
  certain high-risk groups, such as patients with heart failure or COPD.

In other words, the tech isn’t smoke and mirrors. Smartwatches really can help people
notice symptoms, move more, and stay connected to their care team. They can be part of
remote patient monitoring strategies that keep some patients out of the hospital and
safely at home.

But here’s the catch: the U.S. health care system is not struggling because it’s
short a few million heart-rate graphs. It’s struggling because of how care is
paid for, organized, and accessed.

Meanwhile, in the real U.S. health care system…

In 2023, U.S. health care spending reached roughly $4.9 trillion and accounted for
about 17–18% of the entire economy. Projections suggest that by the early 2030s,
health spending may approach or exceed 20% of GDP. Most of that money is not going to
fitness apps it’s going to hospitals, drugs, procedures, and long-term management
of chronic disease.

Chronic conditions are the main storyline. Public health data show that about 90% of
U.S. health care expenditures go to people with chronic physical and mental health
conditions. That includes heart disease, diabetes, cancer, COPD, depression, and more.
These illnesses are strongly shaped by aging, environment, social determinants of
health, and decades of behavior not just whether someone remembered to close their
smartwatch “rings” this week.

Add in the other big villains: high prices for hospital care and prescription drugs,
administrative complexity, insurance churn, underfunded public health systems, and
massive inequities in who gets timely, high-quality care. Suddenly, that tiny glowing
rectangle on your wrist starts to look less like a system-wide solution and more like
a helpfulbut limitedgadget.

Health spending is a structural problem, not a step-counting problem

Even if every American suddenly hit 10,000 steps a day, we’d still have:

• Hospital prices negotiated in opaque ways that vary wildly by region.
• Prescription medications that cost far more in the U.S. than in other wealthy countries.
• Billing systems so complex that physicians spend hours fighting denials instead of seeing patients.
• Whole communities without enough primary care doctors, mental health providers, or
  basic preventive services.

Smartwatches can nudge individuals, but they don’t rewrite billing codes or regulate
drug pricing. They also don’t fix the fact that a patient might get an insurance
surprise bill that’s scarier than their heart-rate spike.

What smartwatches actually do well

To be fair, smartwatches do bring real value when used thoughtfully especially as
part of broader digital health strategies.

Early signals and symptom awareness

Studies have shown that smartwatch algorithms can detect irregular heart rhythms that
sometimes turn out to be atrial fibrillation, a condition that increases stroke risk.
While only a fraction of watch alerts ultimately lead to a confirmed AF diagnosis,
that fraction represents real people who might benefit from earlier treatment.

Smartwatches also help people notice patterns in their sleep, activity, and stress.
Even simple feedback like seeing that you’re averaging five hours of sleep and 3,000
steps can be a wake-up call (sometimes literally).

Support for remote patient monitoring

In “hospital at home” and remote patient monitoring programs, wearables and connected
devices can stream data back to care teams. Studies suggest these programs can reduce
rehospitalizations, improve quality of life, and lower some costs, especially for
high-risk patients. When remote monitoring is combined with nurses, pharmacists,
physicians, and clear workflows, it can be powerful.

But notice what makes those programs work: it’s not the watch alone. It’s the entire
care model around it reimbursed time, staffing, protocols, and infrastructure.

Five reasons smartwatches won’t “save” American health care

1. They mostly reach the already healthy and wealthy

A new smartwatch can easily cost a few hundred dollars, plus a smartphone and data
plan. That makes it much more common on the wrists of insured, higher-income,
tech-savvy people than among those who:

• Are uninsured or underinsured.
• Work multiple jobs with little flexibility for exercise or medical appointments.
• Live in rural or low-income urban areas with poor broadband access.
• Struggle to afford medications, let alone wearables.

In other words, the people who could most benefit from prevention and early
detectionthe ones with the highest burden of chronic diseaseare often the least
likely to own or consistently use a smartwatch. That’s not how you design a
population-level fix.

2. Data is not the same thing as care

Wearables generate impressive amounts of data: step counts, heart-rate variability,
oxygen levels, sleep stages, stress scores, and more. But raw data does not:

• Extend clinic hours.
• Create a primary care appointment where none exists.
• Guarantee insurance coverage for counseling, medications, or procedures.
• Give clinicians extra time in their day to interpret all of it.

Many physicians already feel buried under electronic health record alerts. Now add
streams of wearable data that may or may not be clinically actionable. Without smart
integration and clear reimbursement, there’s a real risk that wearables just become
one more river of numbers flowing past an overworked care team.

3. False alarms and digital overdiagnosis are real problems

A key risk with consumer wearables is “digital overdiagnosis”: finding signals that
look worrisome but either never lead to disease or would never actually harm the
patient. Some studies of smartwatch AF notifications show that only a minority of
alerts ultimately result in a confirmed diagnosis of atrial fibrillation, and the
sensitivity of certain notification features can be relatively low in real-world use.

For patients, that can mean:

• Anxiety and sleepless nights after an unexpected alert.
• Extra doctor visits, EKGs, or even invasive testing “just to be safe.”
• Higher out-of-pocket costs for follow-up care that turns out to be unnecessary.

For physicians, it means another source of alerts they must either act on or explain.
The result can be a cascade of tests and procedures that add cost without necessarily
improving health the exact opposite of what a “health care savior” is supposed to
do.

4. They can add costs before they save any

Economic studies of wearables paint a mixed picture. Some analyses suggest that
smartwatches and remote monitoring can be cost-saving or cost-effective in certain
clinical scenarios, such as targeted heart failure programs. Others show increased
short-term costs due to extra monitoring, staffing, and follow-up care even if the
investment might pay off later.

In the U.S. system, where many patients switch insurers every few years, it’s not
always clear who benefits from those future savings. A health plan may pay now for
remote monitoring but see the member switch to a different insurer right when the
long-term benefits show up. That misalignment makes it harder to invest in wearable-
heavy prevention at scale.

5. They don’t touch the biggest cost drivers

Even the most advanced smartwatch doesn’t:

• Negotiate lower drug prices.
• Standardize billing across thousands of insurers.
• Eliminate unnecessary administrative overhead.
• Guarantee paid time off so people can go to the doctor.
• Improve housing, food security, or education all of which shape health.

These are the levers that truly drive national health spending and population health.
A wrist gadget no matter how clever can’t solve problems rooted in policy,
economics, and social conditions.

Where smartwatches can make a meaningful difference

So if smartwatches can’t save American health care, what can they realistically do?
Quite a bit, actually, when we stop asking them to be superheroes and let them be
sidekicks.

Helping people manage chronic disease day to day

For someone with diabetes, heart disease, or obesity, a smartwatch can be a practical
tool for:

• Tracking daily activity to support weight management and cardiovascular health.
• Monitoring heart rate responses to medication and exercise.
• Setting reminders for medications or blood sugar checks.
• Sharing data with a care team in structured programs.

When combined with coaching, clear goals, and regular follow-up, these features can
help patients stay engaged between visits the time when most of real life (and real
health) happens.

Supporting “hospital at home” and post-discharge care

In well-designed hospital-at-home programs, wearables and devices can monitor
oxygen levels, heart rate, and activity, alerting clinicians if someone is trending in
the wrong direction. That can prevent some readmissions, reduce costs for specific
conditions, and improve patient comfort. The key is that the technology is tightly
integrated with care protocols and backed by humans who can act on the data.

Fueling research and clinical trials

Smartwatches make it easier to enroll people in large-scale research and collect
continuous data on heart rhythms, sleep, and activity. That’s already led to better
understanding of conditions like AF and could support more personalized medicine over
time.

None of this is trivial. It’s just not the same as “solving” American health care.

What would actually move the needle in U.S. health care

If we’re serious about improving health outcomes and affordability, the most important
moves are bigger than any gadget:

• Strengthening primary care. Access to consistent, high-quality
  primary care is one of the most powerful drivers of better health and lower costs.
• Reforming payment models. Shifting from fee-for-service toward
  value-based models can reduce incentives for unnecessary procedures and encourage
  prevention.
• Addressing drug and hospital prices. Policies that increase
  transparency, competition, and negotiation power can tackle some of the biggest line
  items in the national health bill.
• Investing in public health and social determinants. Housing,
  education, transportation, food security, and environmental policy all show up in
  the exam room eventually.
• Improving data interoperability. Health records that actually talk
  to one another and integrate wearable data intelligently can reduce duplication
  and frustration.

Smartwatches can support these efforts, but they can’t replace them. They’re tools,
not policy.

Real-world experiences with smartwatches and American health care

To really see why smartwatches won’t save American health care but can still matter
it helps to look at how they play out in real life. The following are composite
examples drawn from common scenarios clinicians and patients describe.

The tech worker who got an early warning and a big bill

Alex is a 38-year-old software engineer who sits most of the day but runs a few times
a week. One night, his smartwatch sends an irregular heart rhythm alert. He feels
fine, but the next morning he’s in his doctor’s office, a little scared and a lot
caffeinated.

The smartwatch data leads to an EKG, then a Holter monitor, then a visit with a
cardiologist. Eventually, the doctors conclude that Alex has occasional benign rhythm
changes that don’t require treatment. Clinically, that’s good news. Financially, he’s
staring at a high-deductible health plan bill that’s going to live on his credit card
for a while.

Did the smartwatch help? Maybe. It started a conversation about heart health and
prompted a proper workup. But it also triggered a chain of costs and anxiety that may
not have significantly changed his long-term risk a perfect snapshot of how digital
alerts interact with a system that charges heavily for every step in the process.

The Medicare patient whose watch is only part of the puzzle

Now meet Maria, a 72-year-old woman with heart failure and diabetes. Her Medicare
Advantage plan enrolls her in a remote monitoring program. She gets a blood pressure
cuff, a digital scale, and the option to sync data from her smartwatch.

When her weight creeps up and her heart rate climbs, a nurse calls to check in. They
adjust her diuretic dose and arrange a same-week visit with her cardiologist. She
avoids a hospitalization that might have cost tens of thousands of dollars.

Here, the smartwatch data is helpful but it’s the program design, nurse outreach,
and quick access to care that really change the story. If you remove the clinical
team and the reimbursement structure, the watch goes back to being a gadget with
pretty graphs.

The safety-net clinic facing the digital divide

In a busy community health center, most patients don’t own smartwatches. Many share a
family smartphone or have limited data plans. The clinic invests instead in care
coordinators, community health workers, and same-day appointments.

When patients bring in smartwatch data, the clinicians do their best to review it, but
they prioritize things like blood pressure control, medication access, food security,
and transportation to appointments. For this clinic, smartwatches are a bonus, not a
cornerstone. What matters more is whether patients can afford their insulin and have a
safe place to store it.

The cardiologist who sees both sides

Dr. Lee, a cardiologist, has mixed feelings about wearables. On one hand, they’ve
helped diagnose AF in patients who might otherwise have ignored symptoms for years.
They can capture data in real time during daily life, which clinic-based tests might
miss.

On the other hand, Dr. Lee spends a lot of time reassuring anxious patients that
every blip is not a crisis. She worries about burnout as notifications from watches,
portals, and EHRs pile up. She knows that preventing heart disease in her community
also requires tackling food deserts, smoking, stress, and environmental exposures none
of which can be fixed with a firmware update.

Her verdict? Smartwatches are useful tools when used thoughtfully and paired with
clear pathways for follow-up. But they’re not the cavalry riding over the hill to
rescue a strained health system.

The bottom line: great gadget, wrong hero

Smartwatches are genuinely impressive. They can spot early signs of trouble, nudge us
toward healthier habits, and support modern care models like remote patient
monitoring and hospital-at-home programs. For individuals, they can be a powerful
ally one that sits on your wrist instead of in a filing cabinet.

But American health care is not broken because people lack heart-rate graphs. It’s
broken because of high prices, chronic disease, administrative complexity, and deep
inequities. Those are system problems, and they require system solutions: better
primary care, smarter payment models, stronger public health, and serious attention to
social determinants of health.

So wear your smartwatch, close your rings, and take the stairs when you can. Just
don’t expect your wrist to fix a multitrillion-dollar system on its own. For that,
we’ll need less hype, more humility and reforms that reach far beyond the latest
software update.