The 10-Minute Economy Stack
Business travel steals mechanics before it steals fitness. If your “easy run” feels weirdly expensive—tight hips, sleepy ankles, clunky rhythm—don’t add more miles. Chang
DB Roulette, Backup Plans, and Aerobic Proof
A real week of work travel and family life: DB Roulette buffers, a hotel-gym pivot, an errand run, and a 13.42 km Nordic ski in Z1–Z2.
The Week I Stopped Guessing: My VO₂ Baseline, My Zones, and a Very Nervous Fitbit
A busy week… and a smarter kind of progress This week felt overwhelming—because it was. A lot of in-house work during the day, then evenings (Wednesday through Saturday) spent
Six-Pack Challenge — Recomposition Under Constraint (Work in Progress)
This Six-Pack Challenge is still running. The goal hasn’t been abandoned, but the timeline has been recalibrated. Over the last months, abdominal fat has fluctuated up and down u
Applied System — Operating Manual for Performance Under Constraint
High performance does not fail because of a lack of information. It fails because volatility accumulates under real-world constraint—travel, workload, stress, sleep erosion, and
Metabolic Reset Protocol — Stabilizing Before Performance
Performance doesn’t collapse from lack of effort — it collapses from inconsistency. This metabolic reset protocol was designed to reduce volatility before increasing endurance
Post-Holiday Bloating and Brain Fog: You Might Not Need a Detox
Feeling bloated, foggy, or just “off” after the holidays? You may not need a detox. This post explains why post-holiday bloating and brain fog often come from disrupted routine
Week 52 (2025-W52): Landing in Tokyo
When Travel Turns Into a Reset Button There’s a special kind of tired that only happens when you cross time zones as a family. It’s not just jet lag. It’s the mental load: pa
2025-W46 — Fasting Through Airports:
A 3:45am start, multiple flights, and airport chaos—here’s how I fast through travel days without drama: water, coffee, walking, and one rule that prevents bad decisions.
48-Hour Fast — Fuel Transition Analysis Under Real-World Conditions
A 48-hour fast isn’t a lifestyle trend. It’s a stress test. In this field report, I document what actually shifts across 12–48 hours under real executive workload: fuel trans
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