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BearHugs

Feel your loved one’s heartbeat, anywhere.

Created in the 2026 Cornell Maker Club Make-a-thon (Feb 2026). Team (alphabetical order): Duke Gandin, Cindy He, Vivian Hu, Jack Zhou.

How it fits together

Signal flows from finger to microcontroller, then out to the web, LED, and motor.

BearHugs system diagram: wrist heartbeat sensor to Arduino Nano, then to the BearHugs website mockup and to a red LED and DC motor on a wrist

Use cases

  • Long-distance relationships
  • Family members staying in touch
  • Elderly care & emotional support

Research suggests heartbeat sound and rhythm can help reduce stress and anxiety — a small piece of calm when someone can’t be in the room.

Future directions

  • Amplifier & cleaner signal processing
  • Physical buttons for “touch” and emotion modes
  • Wireless links (no tethered USB)
  • Two-way send & receive between partners

Interactive UI demo

This demo simulates a live stream. Drag the BPM slider or tap feelings to see the interface respond.

You’re never far away
Partner’s heartbeat Alex
72 BPM
LIVE

Send your feeling