The Hardest Part of AI Health Tracking Isn’t the AI. It’s Knowing When to Shut Up.
The founders of Fitbit have left Google to build Luffu, an AI app that tracks your family’s health instead of just your steps. But the real challenge isn’t building an AI that detects anomalies—it’s getting families to share sensitive data, avoid abandoning manual logging, and knowing when the AI should shut up without becoming an anxiety machine.