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The Impact of Wearable Technology on Injury Claims

Published July 7, 2025 by Harker Injury Law
how wearable technology is impacting injury claims

In today’s tech-driven world, wearable devices like smartwatches, fitness trackers, and biometric sensors are more than just lifestyle accessories—they’re becoming silent witnesses in personal injury claims. As their popularity grows, so does their potential to influence the outcome of legal disputes. Whether strengthening a plaintiff’s case or exposing inconsistencies in a claim, wearable technology is reshaping the personal injury landscape.

In this article, we explore how wearable technology is impacting injury claims, what legal professionals need to know, and the challenges and opportunities that come with integrating this data into the courtroom.

What Is Wearable Technology?

Wearable technology includes devices worn on the body that track and collect data in real-time. Common examples include:

  • Apple Watch
  • Fitbit
  • Garmin trackers
  • Whoop straps
  • Smart medical devices (like glucose monitors or fall detection sensors)

These devices collect a wealth of data, including:

  • Heart rate
  • Step count
  • Sleep patterns
  • GPS movement
  • Activity levels
  • Impact detection

Such data can provide critical insight into a person’s physical condition before and after an injury.

Wearable Data in Injury Claims: A New Frontier

1. Supporting or Disputing Injury Severity

Wearable technology can be used to corroborate the extent of an injury. For example, if a plaintiff in a car accident claim shows a sharp drop in step count or disrupted sleep patterns after the incident, it may support claims of pain, limited mobility, or emotional distress.

On the other hand, insurance companies may use wearable data to challenge the severity of injuries. If a claimant says they were bedridden after a fall, but their wearable shows high levels of activity or travel, it could hurt their credibility.

2. Timeline Verification

Accurate timelines are critical in personal injury litigation. Wearables provide timestamps for activities like walking, running, or sudden movement. This can verify when the injury occurred or disprove conflicting accounts from the defense.

In premises liability cases, for example, wearables can help determine whether someone was on the property when they claimed or if their activity levels changed afterward.

Real-World Applications

Case Example 1: Car Accident Claims

A woman involved in a car accident submitted her Fitbit data to show a dramatic change in her activity levels post-collision. The device revealed that her average steps per day dropped from 10,000 to less than 2,000, reinforcing her claim of chronic pain and mobility issues.

Case Example 2: Workers’ Compensation

In a workplace injury case, the employer used the injured worker’s smartwatch data (with permission) to demonstrate that the individual had gone hiking shortly after filing a claim for a back injury—raising red flags about potential fraud.

Legal and Ethical Considerations

1. Admissibility in Court

Courts may allow wearable data as evidence if it meets certain criteria:

  • Relevance to the case
  • Authentication of the data source
  • Reliability of the technology

Expert testimony may be needed to explain how the data was collected and interpreted.

2. Privacy Concerns

The use of wearable data in court raises serious privacy questions. Most wearables sync data to cloud platforms, and users may not fully understand how their information is stored or who can access it.

Lawyers must consider:

  • Was the data shared voluntarily?
  • Did the individual consent to its use in litigation?
  • Is the data protected by HIPAA or other regulations?

3. Spoliation Risks

Failing to preserve wearable data once a claim is anticipated could lead to spoliation—the destruction or alteration of evidence—which may result in legal penalties or unfavorable jury instructions.

The Role of Personal Injury Lawyers

Lawyers now have an added responsibility to understand wearable tech. Whether representing plaintiffs or defendants, they must:

  • Request wearable data early in discovery
  • Assess the validity and context of the data
  • Challenge or defend its admissibility
  • Educate clients on how their devices could help—or hurt—their case

As one legal analyst put it: “Wearable data may become as common in injury claims as dashcam footage or surveillance video.”

Future Trends

1. AI Integration

Some wearable platforms are using AI to analyze health trends, detect falls, or predict recovery timelines. These insights could soon become part of expert medical evaluations in court.

2. Insurance Company Monitoring

Auto insurers like Progressive and State Farm already offer discounts for drivers who share data from telematics devices. In the future, insurance companies may request access to wearables to validate injury claims, potentially accelerating or denying payouts.

3. More Advanced Biometric Tracking

New wearables may soon track:

  • Blood oxygen levels
  • Stress indicators
  • Gait changes
  • Posture abnormalities

These metrics could provide even more granular proof of injury impact and duration.

Challenges to Consider

Despite its potential, wearable tech isn’t foolproof.

  • Data can be misinterpreted: A lack of movement could mean injury—or simply a dead battery.
  • Not everyone uses wearables: This can create evidence gaps between tech users and non-users.
  • Device bias or errors: Inaccurate sensors could lead to misleading conclusions.

Best Practices for Clients

If you’re a personal injury claimant and use wearable devices, consider the following:

  1. Save your data: Back up wearable logs regularly in case you need them later.
  2. Don’t delete anything: Even if the data seems unhelpful, destruction can be used against you.
  3. Disclose device use to your attorney early: They can evaluate if and how it should be presented.
  4. Be honest: If you’re exaggerating injuries, wearable data might expose you.

Take Control of Your Injury Claim with Smart Data

Wearable technology is no longer just a fitness fad—it’s a valuable source of real-time biometric evidence in personal injury claims. As more courts and attorneys become familiar with this digital trail, its use will only grow. For plaintiffs, it could strengthen their story. For defense teams, it offers a way to challenge exaggeration or fraud.

Whether you’re an accident victim, legal professional, or insurance adjuster, understanding how wearable tech fits into injury law is now a must.

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