Cardiology Information : How Do Heart Rate Monitors Work?
Heart rate monitors work similarly to EKGs in that they measure the electrical activity produced by the heart. Find out how the leads on a heart ...
Instant Heart Rate - A heart rate monitor for iPhone
Measures your heart rate using the built-in camera. Place your finger gently over the camera. Hold it steady for at least 10 seconds. Your current ...
Benefits of Heart Rate Training (1 of 2)
Ever wondered why people exercise with heart rate...and what exactly a heart rate monitor IS? This video answers those questions, showing how ...
Polar EnergyPointer
unique Polar EneryPointer feature, an exclusive technology found only in Polar heart rate monitors. Full transcript: Hi. This is Chris from Polar ...