The Short Answer

No.

Despite incredible advances in healthcare technology, public access defibrillators remain one of the most important lifesaving tools available during a cardiac arrest.

Smartwatches, health apps, artificial intelligence, remote monitoring systems, and wearable technology can all play valuable roles in detecting or identifying potential health problems.

But when someone's heart has stopped and they are in cardiac arrest, a defibrillator remains one of the few tools capable of delivering immediate treatment.

Why Do People Ask This Question?

Technology is advancing at an astonishing pace.

Almost every week there's a news story about:

• Artificial intelligence in healthcare

• Smartwatches detecting heart problems

• Remote patient monitoring

• Wearable health devices

• New cardiac treatments

As a result, some people wonder whether traditional public defibrillators are becoming outdated.

The reality is quite the opposite.

What Can Modern Technology Do?

Modern health technology is genuinely impressive.

Some devices can:

• Monitor heart rhythms

• Detect irregular heartbeats

• Alert users to possible health concerns

• Share health information with clinicians

• Encourage earlier medical intervention

These developments are helping many people manage their health more effectively than ever before.

What Can't These Technologies Do?

This is the crucial point.

Most technologies can identify a problem.

Very few can treat one.

A smartwatch might detect an abnormal rhythm.

An app might alert the user.

A remote monitoring system might flag a concern.

But if someone suddenly collapses in cardiac arrest, none of these technologies can deliver a lifesaving shock.

That's where the AED remains essential.

What Happens During a Cardiac Arrest?

When a cardiac arrest occurs, immediate action is required.

The priority becomes:

• Calling 999

• Starting CPR

• Using a defibrillator as soon as possible

No smartphone app.

No artificial intelligence system.

No health tracker.

No remote monitoring platform.

Can replace the need for immediate intervention at the scene.

What Happens in Real Life?

One thing I've observed throughout my career is that technology often improves around the defibrillator rather than replacing it.

Today's AEDs are significantly more advanced than the devices I worked with decades ago.

They perform sophisticated self-tests.

They provide clear voice prompts.

Many can store event data.

Some connect to monitoring systems.

Others include child modes or enhanced CPR support.

The technology has evolved.

The need for defibrillation has not.

What About Implanted Defibrillators?

Some people are fitted with implanted cardioverter defibrillators (ICDs), which monitor and treat certain abnormal heart rhythms.

These devices can be lifesaving for selected patients.

However, they only help the person carrying the device.

A public access AED remains available to anyone who suffers a cardiac arrest nearby.

The two technologies complement each other rather than compete.

Why Communities Still Need AEDs

Cardiac arrest often happens unexpectedly.

It can occur:

• At home

• In public places

• At work

• During sport

• While travelling

• During community events

When it does, having an accessible AED nearby can make a significant difference.

That's as true today as it was twenty years ago.

Looking to the Future

Technology will continue to improve.

We'll see better monitoring.

Smarter devices.

More connected healthcare systems.

Perhaps even new ways of predicting risk before an emergency occurs.

But unless someone invents a smartwatch capable of delivering a defibrillation shock from across the room, communities will still need accessible AEDs and people willing to use them.

Final Thoughts

Let's bust this myth once and for all.

Public access defibrillators are not obsolete.

In fact, they remain one of the most important links in the chain of survival.

Technology may help identify risk.

Technology may improve monitoring.

Technology may help predict problems.

But when cardiac arrest happens, a nearby AED and someone willing to act can still make all the difference.

About Ken Hopkins

Ken Hopkins is an AED expert with more than 40 years' experience in defibrillation, multiparameter monitor defibrillators, pre-hospital ECG telemetry, community AED governance, training, and support.

Need advice about community defibrillators, governance, training, servicing, or AED Aftercare?

Hopkins⁺ Training and Support is always happy to help.