Taeho Kim
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Substack•AI · Data & Decision-Making•English

Life, Meaning, and AI After Coming Back from Hell

Not long ago, my mother was in a car accident. She spent about ten days in the ICU, and fortunately made it through the worst of it. Hospitals severely limit visitation, so most of the time I was either sitting in a hallway chair or waiting at a nearby cafe. I could not focus on anything during the day, and I could not sleep at night. It felt like living through hell.

Mar 23, 2026Read more
Substack•Health•English

Personalized Glucose and Metabolic Estimation in the Wearable Era

The body usually gets worse quietly. Bedtime slips later without notice, workouts disappear, fast food starts filling the gaps, and one day you suddenly think, “Why does my body feel so heavy these days?”

Mar 9, 2026Read more
Substack•Data & Decision-Making · Health•English

A better life through the data provided by my body

When you work in the startup scene, you hear the term ‘data-based decision-making’ like you breathe it. Look at indicators, formulate hypotheses, experiment, and learn from the results. This process, which I take for granted when creating a product, suddenly occurred to me that I wanted to apply it to myself.

Dec 15, 2025Read more