Wearable Sensor Systems

Oura Ring

(heart rate/variability, activity, sleep, temperature, ‘readiness’), Oura Inc, Finland

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Zoom HRV

(heart rate/variability), LifeTrak Inc., USA

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Nokia Steel Heart Rate

(heart rate/variability, activity, sleep), Nokia Health Inc, Finland

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Tally/Quantac

(alcohol consumption), Quantac Inc, USA

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One Digital Stethoscope

(heart and lung sounds), Thinklabs Medical LLC, USA

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Sense and Air

Sense (wireless wrist blood pressure monitor) and Air (wireless pulse oximeter (SP02)), iHealth Labs Inc, USA

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Gear Fit2 and S3

Fit2 (continuous GPS, pulse rate, accelerometer, gyroscope, barometer) and Gear S3 (continuous GPS, pulse rate, accelerometer, gyroscope, barometer, light), Samsung Inc, USA

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InnerBalance

(heart rate variability trainer), HeartMath, LLC, USA

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Arc

(physical activity, sleep, pulse rate), Amazfit / Huami Inc, USA

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HealBe

(continuous impedance sensor, piezo sensor, galvanic skin response (GSR) sensor, accelerometer, gyroscope), Healbe Inc, USA

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Dexcom G5

(continuous glucose monitor), Dexcom, Inc, USA

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Nokia Go

(physical activity, sleep), Withings Inc, USA (Now part of Nokia)

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Thync

(energy and calmness inducer), Thync Inc., USA

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LumoLift

(posture sensor), Lumo Bodytech Inc., USA

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S+

(sleep monitor), ResMed Inc., USA

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FreeStyle Libre

(continous glucose monitor), Abbott Diabetes Care Inc, USA

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Empatica E4

(continous HR, EDA, accelerometer, BVP, temperature monitor), Empatica Inc, USA

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Spire

(wearable activity and state of mind tracking), Spire Inc., USA

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Apple Watch (1, 2)

Apple Inc., USA

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Google Glass

Google Inc., USA

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Basis Watch

(pulse rate, activity, sleep, temperature, skin perspiration), Basis Science Inc., USA (end-2016: Basis Inc. has discontinued the Basis Watch)

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Q Sensor

(galvanic skin response, accelerometer), Affectiva Inc., USA (mid-2013: Affectiva Inc. has discontinued the Q sensor)

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SenseWear

(accelerometer, galvanic skin response, temperature, energy expenditure), BodyMedia Inc., USA

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Fitbit

(activity, sleep, pulse rate), Fitbit Inc., USA

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Heart Rate Monitor

Polar, Finland

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PiKo-1 Lung Health Monitor

by nSpire Health, USA

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