Beyond its use in a clinical environment, photoplethysmogram (PPG) is increasingly used for
measuring the physiological state of an individual in daily life. This review aims to examine …

Researchers have increasingly begun to use consumer wearables or wrist-worn
smartwatches and fitness monitors for measurement of cardiovascular psychophysiological …

Background New fitness trackers and smartwatches are released to the consumer market
every year. These devices are equipped with different sensors, algorithms, and …

Background Wrist-worn smart watches and fitness monitors (ie, wearables) have become
widely adopted by consumers and are gaining increased attention from researchers for their …

Ambulatory ECG (AECG) is very commonly employed in a variety of clinical contexts to
detect cardiac arrhythmias and/or arrhythmia patterns which are not readily obtained from …

Background: Wearable devices have attracted much attention from the market in recent
years for their fitness monitoring and other health-related metrics; however, the accuracy of …

Background Wrist-worn monitors claim to provide accurate measures of heart rate and
energy expenditure. People wishing to lose weight use these devices to monitor energy …

Background Photoplethysmography is a noninvasive and low-cost method to remotely and
continuously track vital signs. The Oura Ring is a compact photoplethysmography-based …

The need to quantify aspects of training to improve training prescription has been the holy
grail of sport scientists and coaches for many years. Recently, there has been an increase in …

Background Heart rate (HR) monitors are valuable devices for fitness-orientated individuals.
There has been a vast influx of optical sensing blood flow monitors claiming to provide …