Ossian Hempel
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Articles and notes

Writing about data, apps, and training.

Mostly practical notes from things I am building, debugging, or trying to understand better. No strict content calendar, just the stuff that survives long enough to write down.

Latest

GainsLog: A Workout Log Built Around Progress

2025-11-15

I built GainsLog to record a workout and make the next target easier to choose.

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2025-10-02

How I Use AI-Assisted Coding

I use coding agents to shorten feedback loops while keeping the engineering decisions, context, and review in human hands.

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2023-08-05

Google Data Analytics Capstone: Bellabeat Fitness Tracker Analysis

A Bellabeat case study using a public FitBit dataset to examine activity, sleep, and testable product questions.

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2023-04-07

Hypertrophy 101: The Fundamentals of Training for Muscle Growth

A practical starting point for training, nutrition, and progression when the goal is muscle growth.

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© Ossian Hempel 2026. Built by me.

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