Fitbit founders launch Luffu Link screenless health band for families

Fitbit cofounders James Park and Eric Friedman have launched Luffu Link, a new screenless wearable band designed to help families monitor the health and safety of loved ones, particularly older adults. The LTE-enabled device, announced on August 25, 2026, combines continuous health tracking with location awareness and voice logging to provide caregivers with updates without requiring constant phone calls.

Luffu Link is the first hardware product from Luffu, a startup founded earlier this year by Park and Friedman. The device tracks activity, sleep, heart rate, and heart-rate variability, while its built-in GPS and LTE connectivity allow it to share location data and send help requests even when the wearer's phone is not nearby. A physical button enables users to record voice memos about medications, symptoms, meals, or mood. The company states that its AI system learns the wearer's normal patterns and flags meaningful changes, such as unusually low activity or altered sleep, to help determine if family members should be notified.

The wearable is aimed at family caregivers, independent older adults, and health-conscious individuals. Park explained that the idea stemmed from their...