Walmart has massively marked down a highly-rated pulse oximeter that's designed to monitor your heart rate and blood oxygen ... It also features a large OLED screen for easy reading and is ...

The number of beats per minute will tell someone their current heart rate, which can help them determine whether they are exercising at the right level of intensity. People can also monitor their ...

With wearables still trying to solidify themselves in the consumer health space, there are a number of factors ... optimal sampling rate for wrist-worn optical heart rate monitors.