Smart gym equipment has transformed home and commercial fitness, with connected machines from Peloton, Mirror (now Lululemon Studio), Tonal, NordicTrack, and others offering interactive workouts, performance tracking, and community features. But these devices also collect an unprecedented amount of personal data — from your heart rate and body composition to your workout schedule, location, and even your facial expressions during exercise. Here's what you need to know about the privacy risks and how to protect yourself while staying fit.
What Data Does Smart Gym Equipment Collect?
Connected fitness devices and their companion apps can collect far more data than most users realize:
- Biometric data — heart rate, heart rate variability, VO2 max estimates, calories burned, power output, cadence, and body composition measurements
- Personal identifiers — name, email, age, height, weight, and gender
- Behavioral patterns — workout frequency, time of day you exercise, types of workouts you prefer, classes you take, and how long you rest between sessions
- Location data — GPS data from outdoor workouts, your home address (for equipment delivery and service), and Wi-Fi network information
- Audio and video — cameras and microphones used for form checking, video calls, and interactive features
- Usage data — screen interactions, content preferences, music choices, and social features usage
- Payment information — credit card details for subscriptions and in-app purchases
Your Workout Data Reveals More Than You Think
Workout patterns and biometric data can reveal health conditions, stress levels, sleep quality, medication effects, pregnancy, injuries, and changes in physical capability over time. This data could be valuable to health insurers, employers, advertisers, and data brokers if it's shared or breached.
Privacy Risks of Connected Fitness Equipment
Data Sharing With Third Parties
Many fitness equipment companies share user data with third-party analytics providers, advertisers, and business partners. Privacy policies for these devices frequently include broad data-sharing clauses that allow them to share aggregated or anonymized data, but research has repeatedly shown that anonymized fitness data can often be re-identified, especially when combined with other data sources.
Camera and Microphone Concerns
Devices like Mirror and some Peloton models include cameras and microphones that are always present in your home. While companies claim these are only active during specific features (like video calls or form checking), a camera connected to the internet in your workout space is inherently a privacy risk, especially if the device is compromised.
Leaderboard and Social Features
Many connected fitness platforms encourage social features including leaderboards, workout sharing, and community challenges. These features can inadvertently reveal your real name, workout schedule (indicating when you're away from home), fitness level, and location to strangers.
Subscription Lock-In and Data Leverage
When you cancel your subscription, you lose access to features but the company retains your years of biometric and behavioral data. This data remains valuable long after you've stopped using the equipment.
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1. Review and Adjust Privacy Settings
Before your first workout, go through every privacy setting in the equipment's companion app:
- Make your profile private instead of public
- Disable social sharing and leaderboard visibility
- Turn off location tracking for indoor workouts
- Opt out of marketing communications and data sharing
- Disable personalized advertising
2. Cover Cameras When Not in Use
If your fitness equipment has a built-in camera, use a physical camera cover when you're not actively using video features. A simple adhesive webcam cover or a piece of opaque tape works perfectly. This is the only way to guarantee the camera isn't recording when you don't want it to.
3. Mute the Microphone
If your device has a microphone, mute it when not needed for interactive features. Check the device's hardware settings for a physical mute switch, which is more reliable than a software-based mute.
4. Use Minimal Personal Information
When setting up your account:
- Use a nickname or initials instead of your full name
- Use a dedicated email address, not your primary one
- Consider whether you need to enter accurate age, weight, and height (these affect calorie estimates but also create a detailed biometric profile)
- Skip optional profile details like photos and bio
5. Isolate the Device on Your Network
Place your smart fitness equipment on a separate Wi-Fi network or VLAN from your main devices. Many modern routers support guest networks, which can limit the equipment's ability to communicate with other devices on your home network.
Check What Data Your Equipment Has Already Collected
Most fitness platforms allow you to download your data through a GDPR or CCPA data request. Submit a data access request to see exactly what information has been collected about you. You might be surprised by the breadth and detail of the data they hold.
6. Be Cautious With Third-Party Integrations
Connected fitness equipment often integrates with other platforms like Apple Health, Google Fit, Strava, and various health insurance wellness programs. Each integration creates another copy of your data in another system. Only connect platforms where you genuinely need the data sync, and regularly review which third-party apps have access to your fitness data.
7. Understand Your Rights Before Canceling
Before canceling a fitness subscription, submit a data deletion request. Under CCPA (if you're in California) or your state's privacy law, you have the right to request deletion of your personal data. Don't assume canceling your subscription deletes your data; it almost never does.
At the Gym: Commercial Equipment Privacy
Privacy risks aren't limited to home equipment. Commercial gyms increasingly use connected equipment that tracks your workouts through membership accounts or gym apps. To protect yourself:
- Ask what data is collected and how it's used when you sign up
- Use the equipment without logging in when possible
- Review the gym's privacy policy for data sharing practices
- Opt out of biometric data collection (some gyms use fingerprint or facial recognition for check-in)
The Bigger Picture
Your fitness data is just one piece of the massive digital profile that data brokers build about you. When workout patterns are combined with your name, address, shopping habits, and health information from other sources, the resulting profile becomes incredibly detailed and valuable.
PrivacyOn helps you reduce this exposure by removing your personal information from 100+ data broker sites and continuously monitoring for new listings. Combined with smart privacy practices on your fitness equipment, you can stay active without sacrificing your personal privacy. Plans start at $8.33 per month, with family plans covering up to 5 people for complete household protection.