James Park and Eric Friedman, the co-founders of Fitbit who left Google two years ago, have announced a new venture called Luffu. Described as an “intelligent family care system,” Luffu collects and logs health and medical information from connected devices, other platforms like Apple Health and Fitbit, and details shared by family members through voice prompts, text, or photos. AI works in the background to automatically extract and organize important details, but it can also play a more active role.
Fitbit’s founders launch a new platform for monitoring your entire family’s health
Luffu tracks health data like medications, diets, and sleep and provides AI-powered alerts for potential health issues.
Luffu tracks health data like medications, diets, and sleep and provides AI-powered alerts for potential health issues.


Luffu users can ask the system questions and get personalized answers for individual family members, like how a change in diet could affect the quality of sleep, whether someone remembered to take a specific medication, or provide answers to a doctor’s questions during an appointment or emergency without having to jump around between various apps. The AI also proactively watches for changes in patterns and can share “insights and alerts” such as when medications have been missed, or flag metrics that could be signs of more serious health issues developing.
The new platform is currently in private testing, but you can sign up to join a waitlist on the Luffu website. It will first be limited to a mobile app, but eventually the startup plans to expand into “complementary hardware devices that together provide peace of mind.”
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