Heart rate monitor

heart monitorheart rate monitorsheart rate sensorheart rate monitoringcardiac monitorsheart monitorsheart rateheart rate watchheartbeat detectorVitality Sensor
A heart rate monitor (HRM) is a personal monitoring device that allows one to measure/display heart rate in real time or record the heart rate for later study.wikipedia
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Polar Electro

PolarPolar RS200
The first wireless EKG heart rate monitor was invented in 1977 by Polar Electro as a training aid for the Finnish National Cross Country Ski team.
Polar Electro Oy (globally known as Polar) is a manufacturer of sports training computers, particularly known for developing the world's first wireless heart rate monitor.

Smartwatch

smart watchsmartwatcheswatch phone
In recent years, it has been common for smartwatches to include heart rate monitors, which has greatly increased popularity.
Peripheral devices may include digital cameras, thermometers, accelerometers, pedometers, heart rate monitors, altimeters, barometers, compasses, GPS receivers, tiny speakers, and microSD cards, which are recognized as storage devices by many other kinds of computers.

Heart rate

heartbeatresting heart ratemaximum heart rate
A heart rate monitor (HRM) is a personal monitoring device that allows one to measure/display heart rate in real time or record the heart rate for later study.
Various commercial heart rate monitors are also available.

Electrocardiography

electrocardiogramECGelectrocardiograph
The first wireless EKG heart rate monitor was invented in 1977 by Polar Electro as a training aid for the Finnish National Cross Country Ski team. Measuring electrical heart information is referred to as Electrocardiography (ECG or EKG).
Heart rate monitor

Photoplethysmogram

photoplethysmographyphotoplethysmographPPG
PPG (Photoplethysmography) sensors use a light-based technology to sense the rate of blood flow as controlled by the heart's pumping action.
Heart rate monitor

GPS watch

GPSGPS receiversGPS sports watch
GPS watch
Heart rate monitor compatibility

Activity tracker

fitness trackersmart bandfitness tracking
Activity tracker
Wearable heart rate monitor s for athletes were available in 1981.

Apple Watch

AppleApple Watch 2Apple Watch Edition
Apple Watch
The watch is equipped with a built-in heart rate sensor, which uses both infrared and visible-light LEDs and photodiodes.

E-textiles

smart textileselectronic textilesmart fabric
E-textiles
Heart rate monitor

Exercise

physical exercisephysical activityexercising
It is largely used to gather heart rate data while performing various types of physical exercise.

Holter monitor

Ambulatory ECG monitoringambulatory electrocardiogram monitoringHolter
Portable medical units are referred to as a Holter monitor.

Bluetooth

Bluetooth 2.1 + EDR4.0Bluetooth 2.1+EDR
This signal can be a simple radio pulse or a unique coded signal from the chest strap (such as Bluetooth, ANT, or other low-power radio link).

ANT (network)

ANTANT network standard
This signal can be a simple radio pulse or a unique coded signal from the chest strap (such as Bluetooth, ANT, or other low-power radio link).

Light-emitting diode

LEDLEDslight emitting diodes
More recent devices use optics to measure heart rate by which measures changes in blood flow by shining a light from an LED through the skin and measuring how it scatters off blood vessels.

Oxygen saturation (medicine)

oxygenationoxygen saturationoxygenated
In addition to measuring the heart rate, some devices using this technology are able to measure blood oxygen saturation (SpO 2 ).

Garmin

Garmin Ltd.Garmin CorporationGarmin Europe
Garmin, Polar, Suunto and Fitbit are vendors selling consumer heart rate products.

Suunto

Suunto MC-1
Garmin, Polar, Suunto and Fitbit are vendors selling consumer heart rate products.

Fitbit

Fitbit TrackerFitbit,
Garmin, Polar, Suunto and Fitbit are vendors selling consumer heart rate products.

Heart rate variability

variabilityheart rate variability trainingHRV
Currently Heart rate variability is less available on optical devices.

Pedometer

step counternumber of steps takennumber of steps walked
Pedometer

EHealth

e-healthcybermedicineeHealth Ontario
eHealth

Wavelet

waveletswavelet analysisscaling function
It can typically be visualized as a "brief oscillation" like one recorded by a seismograph or heart monitor.

Wearable computer

wearable computingwearableswearable
They may incorporate special sensors such as accelerometers, thermometer and heart rate monitors, or novel user interfaces such as Google Glass, an optical head-mounted display controlled by gestures.

Paramedic

paramedicsparamedicalParamedic Services
While both of these experiments had certain levels of success, the technology had not yet reached a sufficiently advanced level to be fully effective; for example, the Toronto portable defibrillator and heart monitor was powered by lead-acid car batteries, and weighed around 45 kg.