A Faster You Blog

Insights on training optimization, sports science and performance technology.

54 Article

powerAI v4: Your VO2max, Calibrated to You (2026)

powerAI v4 puts your Powertest inside the calibration and rebuilds your whole history. See the proof from 1,074 test series — then check your own curve.

aeroAPP Garmin Setup: Install & Fix Silent Login (2026)

Set up the aeroAPP on your Garmin Edge and fix the 3 login failures that show no error at all. From afasteryou.com support, September 2026.

What Makes a Good aeroTEST: Equipment, Road, Setups (2026)

Plan a better outdoor aeroTEST: equipment tiers, road, setup order, and why steady power was linked to lower CdA scatter across 7,177 setups.

aeroTEST Guide: Outdoor CdA Testing Step by Step (2026)

Run a 1,000 m outdoor aeroTEST with a protocol refined across 13,000+ sessions: prepare, ride, upload and compare CdA. Start free on afasteryou.com.

Low Cadence and VO2max: 4 Studies + 658 Test Pairs (2026)

Low-cadence intervals promise 8.7% more VO2max. We compare four trials with 658 of our own test pairs — and show which cadence your intervals need.

AI Training in 2026: Six Tests Every App Must Pass

Every training app is an "AI platform" now. Six tests, measured answers — run them on your app before you pay for another month.

Max Heart Rate by Age Chart: 1,500+ Athletes (2026)

Max heart rate by age chart from 1,500+ trained athletes: measured values run up to 14 bpm off the 220−age formula. Compare your number — and your zones.

VO2max Test Accuracy: Power-Based vs Lab, 43 Athletes (2026)

Power-based VO2max vs. lab spirometry in 43 athletes: bias −1.8 ml/min/kg, MAE 3.3, r=0.88 — see why your training zones don't depend on it.

Outdoor Aero Testing: Why Your Road Matters Most (2026)

The same aero test ranges from 0.2% to 11% noise across 977 roads. Why your test road — not your kit — decides whether you can trust the number.

Velodrome Aero Testing: Resolution by Speed (2026)

The faster you ride, the smaller the aero gain you can measure. What 931 real velodrome setups reveal about test speed and CdA resolution.

Sync Your AI Training Plan to Your Suunto Watch

Connect Suunto in your A Faster You training plan: AI workouts land on your watch as SuuntoPlus guides, finished sessions flow back automatically.

Watts Per Heartbeat and Cardiac Drift, Measured (2026)

See how we measure aerobic efficiency and cardiac drift from any ride — no lab test. 4.0 W/bpm median, plus a drift metric that survives intervals.

FTP by Age Chart: Watts per Kg (1,710 Riders)

Is your FTP good for your age? Median and top-10% watts per kilo from 1,710 cyclists — and the bands we leave blank instead of guessing. Find your row.

Activity VO2max Explained: How Steady It Really Is (2026)

Every ride gets an AI VO2max estimate. Across 16,911 athlete-weeks the displayed value spans about 1 ml/min/kg in a typical week — here's how it's built.

VO2max Chart for Women by Age: Measured, Not Estimated (2026)

What is a good VO2max for a woman by age? ACSM norms next to the measured percentiles of our female athletes (15,000+ power tests). Place your own number.

Training Zones & the Mader Model: Beyond LT1/LT2 (2026)

Most apps read zones off a fitted lactate curve. A Faster You simulates the Mader model from your measured VO2max and VLamax. Get yours measured.

Training Score Explained: What the % Really Means (2026)

Your dashboard says 43 %. Of what? It's your personal weekly target — how it's set, why it moves, and how it differs from TSS and Training Load.

Best Zwift Workouts to Increase FTP (2026): By Rider Type

The best Zwift workouts to raise your FTP depend on your limiter — sweet spot, threshold, or VO2max intervals, and the right order for your profile.

powerAI v3: A Kalman Filter for Your Fitness Curve

powerAI v3 fuses every workout into one calm fitness curve: week to week, your VO2max now varies by less than 1 ml/min/kg. Honestly calculated.

Marathon Training Around a Full-Time Job (2026)

Train for a marathon around a full-time job. Build your week around 3 key runs, see a sample Mon–Sun plan, and learn where the bike fits. Start free.

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