The evidence, explained.

How Do I Find My Own Patterns?

You don't need a data scientist. Here's how to compare your own symptom, food, sleep, and lab data to find what moves your symptoms — and turn a hunch into something you can test.

Track Your Whole Day in a Sentence

The reason most symptom journals fail is the logging. Here's how to track symptoms in seconds — by voice, a quick note, or a photo.

Can a Wearable Predict an Autoimmune Flare?

What your heart-rate data really tells you about flares, and the line where it stops being useful.

Your Body Has Been Logging the Evidence

How to read the data already on your wrist and in your notes app to find your personal autoimmune flare triggers, and what to do when you find one.