The Korvi Blog
Notes on training, sensor data, and the science of getting stronger.
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September 2026: Sensors in the App, and Why Range of Motion Matters
Korvi sensors count reps inside test versions of the app for the first time, V3.1 sensor boards arrive from production, and why range of motion is the first insight we're building.
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What Is Muscle Fatigue, and How Do You Actually Measure It?
Fatigue decides when to stop a set, how much to do next session, and when to deload, yet almost nobody measures it. What fatigue actually is, how lifters try to pin it down, and why velocity loss has the strongest evidence behind it.
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August 2026: Rep Counting, Velocity, and a Big Hardware Upgrade
Offline rep counting running on your phone, velocity-based training for any exercise, a rebuilt training plan architecture, and V3.1 sensors designed to be assembled without a soldering iron.
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Squat Bar Path: What It Should Look Like, and the Half of It You Can't See
A vertical bar over midfoot is the right cue, but a side-on camera only shows one plane. Here's what the research says about left-right asymmetry in the squat, and how to spot yours.
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July 2026: The Month Our Sensors Learned to Count
Korvi lands on Android, a conversational AI coach arrives in the app, and our motion AI counts a movement it was never taught, including left-right asymmetry we couldn't see by eye.
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June 2026: How Korvi's Training Engine Works (And Why We Don't Let AI Choose Your Weights)
A look under the bonnet at Korvi's training engine: two brains by design, why deterministic code sets every weight, and how the plan reacts to real life.
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How to Know When to Increase Weight at the Gym
Most lifters add weight on feel and a couple of rules of thumb. Here are the traditional methods, where they fall short, and why bar speed is the more precise signal.
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May 2026: Cracking the Hardest Problem in Wearable Strength Tracking
Our first organic users, a rebuilt mobile-first website, and a genuine breakthrough on Korvi wireless: getting reliable high-frequency sensor data off your body in a busy gym.
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Bench Press Bar Path: Why It Matters and How to Get It Right
Bar path is one of the biggest technical levers in the bench press. Here's what a good one looks like, why it works, and how to start tracking yours.
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April 2026: What We've Been Building at Korvi
The Korvi app goes live on the App Store and in Android beta, our wireless sensor architecture takes a major step forward, and the community starts to grow.
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Welcome to the Korvi Blog
Why we're starting a blog, and what to expect from it over the coming months.
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