March 1, 2025 - Post

The Race to Build a Personal Health OS

From inputs to action.
Diagram of fitness app icons linked to

A Personal Health OS will 10x wellness.

Status quo. Dissatisfied with reactive healthcare, consumers are already attempting to proactively manage well-being with wearables, apps, and on-demand diagnostics.

But while data and sources proliferate, barriers remain:

  • Data from different platforms is siloed, preventing true insights
  • Recovery, sleep, and biological age scores lack context
  • Users are left to interpret and act on their own

A Personal Health OS can bridge these gaps.

What it is: A unified operating system for your health, transforming raw inputs into individualized, clinically relevant recommendations, plus coordinate real-world action.

TBD. The holy grail, nearly every startup in the space claims they are or could be this. Most prominently, Apple, Oura, and WHOOP have made strides.

But all stop short of an end-to-end solution.

Future state. Population health breakthroughs will happen when platforms go beyond passive insights — becoming personal LLMs.

They’ll link cause and effect, convert insight to action (order supplements, deliver meals, schedule care, write prescriptions), sync with your PCP, optimize daily behavior, and enable real-time chat with your health data.

Looking ahead: Several companies already have this vision in the crosshairs. As they race ahead, the real winners will be those seeking a higher standard of care.

Fitt Insider
Fitt Insider
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