In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

Tracking your heart rate with a heart rate monitor (HRM) during your runs is one of the most powerful ways to optimize your training, whether you're a dedicated marathoner, power triathlete, or just ...

Whether you use an armband or chest strap, add some smarts to your exercise and training routine with one of the top heart rate monitors we've tested. I'm PCMag's managing editor for consumer ...

Maeve O’Neil, a 19-year-old freshman at George Washington University, knew she was sick — but had no idea just how dire it ...

A proliferation of data from wearable technology is telling people how to optimize their job performance. Is that a good thing?

R&B singer and reality star Ray J claims a Valentine's Day performance took a frightening turn when a fan allegedly ripped a medical heart monitor straight off his chest mid-show. The 45-year-old - ...

Following up on the cardiac abnormality thankfully detected by wearable devices, this engineer details the system he donned for a month.

A new GM patent outlines a way to track tire wear visually, potentially warning drivers before tread depth becomes a problem. GM patented a camera-based system to monitor tire wear, not just pressure.

Depending on how long you’ve been driving, tire pressure monitoring systems (TPMS) are either convenient or annoying. Don’t get us wrong – TPMS is a great idea on paper. Imagine being told your tire ...

Living apart from an aging parent brings worries: How do you know if Mom or Dad has fallen? Did they get to their destination safely? What if they wandered off? The recent disappearance of Nancy ...

On 24 February 2026, the price of 24K gold at ₹160,860 per 10 grams, reflecting a loss of ₹950 compared to its previous close. Meanwhile, 22K gold is at ₹147,455 per 10 grams. Gold prices in India are ...