Centralive Blog
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Passive Smartphone Sensing on Centralive: What iPhone Can Tell Us When Nobody’s Asking
Transform digital health research with Centralive’s passive iPhone sensing. High-fidelity behavioral data, zero participant burden, and privacy-first design.
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Apple Watch Meets Centralive: Raw Physiological Signals for Real-World Research
Centralive unlocks raw, research-grade Apple Watch signals. Access high-fidelity PPG, ECG, and motion data for precise clinical validation and real-world studies.
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Not All Wearable Metrics Are Created Equal: A Closer Look at Energy Expenditure
Is your wearable lying about calories? New research shows a 30% error rate in energy expenditure metrics. Learn how to use digital health data with rigor.
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Your Watch’s VO2max Is Lying to You — But That Might Be Okay
If you wear a Garmin, Apple Watch, Fitbit, or Whoop, there’s a good chance you’ve glanced at its VO2max estimate and either felt smug or slightly insulted. That number — the gold-standard measure of cardiorespiratory fitness — has become one of the most prominent metrics on the consumer wrist. Here’s the uncomfortable truth from the […]
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The Number That Predicts How Long You Will Live
The strongest predictor of your lifespan isn’t cholesterol or blood pressure—it is your VO2max. Discover why this ‘hidden vital sign’ is your ultimate survival project.
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Just Wearing a Tracker Makes You Move More
Before you glance at a single number, the act of putting a device on your wrist is already changing how you behave. Here is what the science says — and why it matters. There is a peculiar effect that happens when you strap a fitness tracker to your wrist for the first time. You have […]
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High Resolution Wearable Data Is No Longer the Bottleneck in Digital Health Research
Through our partnership with Garmin, Centralive gives researchers access to high frequency, research grade wearable data, including second level heart rate and beat to beat HRV, without complex custom pipelines. High resolution digital health data is no longer the bottleneck.
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