Runners, cyclists and gym-goers with wearable fitness trackers are no doubt familiar with the five "heart rate" zones. Ranging from low to very high intensity, these zones are calculated as ...

We may earn a commission from links on this page. Deal pricing and availability subject to change after time of publication. While most fitness watches and other devices (like smart rings) can measure ...

RTW Investments acquired 1,181,990 IRTC shares during Q4 2025, with an estimated position value of $210 million based on the 13F reported at quarter-end. The position represents 2.1% of RTW’s 13F ...

LG has launched the UltraGear Evo 52G930B gaming monitor in China, and the device is now available for pre-order in the market. The monitor was initially unveiled earlier this year at CES 2026, where ...

Your next heart test might not happen in a hospital. It could start with something you pull from your dresser. Researchers at Imperial College London are developing an artificial intelligence ...

University of Washington researchers built a smartphone app that tracks fetal heart rate as accurately as clinic tools. No extra hardware, no gel, just the phone’s own speaker and microphone. It’s ...

Japanese cybersecurity software firm Trend Micro has patched two critical Apex One vulnerabilities that allow attackers to gain remote code execution (RCE) on vulnerable Windows systems. Apex One is ...

Is Ray J crying wolf, or is “Brandy’s brother” truly in a fight for his life? The R&B singer and reality TV veteran is currently at the center of a bizarre whirlwind of health scares and ...

Ray J’s heart monitor was stolen by a fan during his Valentine’s Day concert in Shreveport, Louisiana, while performing “One Wish.” Ray J‘s Valentine’s Day performance in Shreveport, Louisiana, took a ...

NASHVILLE, Tenn. (WTVF) — I woke up the next morning and knew something was wrong, but I didn't know how critical that really was for another day or so. DeShawn McClain went to work unaware of what ...

This former military barracks in Bulgaria has become a symbol of the E.U.’s increasingly strict policing of its borders — and of what may come next. By Caitlin L. Chandler Caitlin L. Chandler, who ...

Fans watching the Winter Olympics on NBC networks may notice a unique addition to the coverage—a live heart rate monitor showing the stress of the coaches, parents and partners of the American ...