Watch your nervous system, live.

Connect a Bluetooth chest strap to see your heart rhythm, heart rate, and RMSSD update beat-by-beat. A calmer, more recovered state is generally associated with higher, more variable rhythm

HRV.LIVE // BIOMETRIC FEED
DEVICE SYNC: DEMO MODE
SYS_VER: 3.0.0    ACCESS: FREE
HR <GO> -- BPM |  RMSSD <GO> -- MS |  SDNN <GO> -- MS |  pNN50 <GO> -- % |  SIGNAL <GO> ACQUIRING |  STATUS <GO> AWAITING SIGNAL |  HR <GO> -- BPM |  RMSSD <GO> -- MS |  SDNN <GO> -- MS |  pNN50 <GO> -- %
SOURCE VECTOR
CONNECT POLAR DEVICE
HRV LIVE MARKET DATA FEED
HEART RATE
[ -- ]
BPM
HRV (RMSSD)
[ -- ]
ACQUIRING
SDNN-- ms
pNN50-- %
5MIN AVG RMSSD-- ms
DELTA vs PREV-- ms
SIGNAL QUALITYACQUIRING · 0% FLAGGED
GOOD BEATS0 / 0
hrv.live, rmssd.com, and Time Domain Labs tools are for informational and educational purposes only. Not a medical device. Not FDA cleared or approved. No medical advice is provided.
RR INTERVAL HISTORY LOG
SYSTEM STATUS: IDLE...
PORT SCAN OPEN: WEB_BLUETOOTH CHANNELS READY
ARTIFACT FLAGGING: ARMED
AWAITING POLAR PACKETS...