With this multipurpose health testing device, you can measure your body temperature and blood oxygen saturation, take an ECG, and listen to your heart and lungs with a pair of headphones.

Here's how to know if the glasses are recording you. Jason Chun is a CNET writer covering a range of topics in tech, home, ...

Local officials have introduced a real-time air-quality network that collects data from sensors installed at strategic points across the city.

The Apple Watch SE 3 lacks some of the Series 11's more advanced health-tracking features, but its performance is impressive ...

Amazfit T-Rex Ultra 2 is claimed to offer up to 30 days of battery life with regular use, or up to 10 days with the always-on ...

An informational overview examining category context, publicly available product disclosures, and what consumers often consider when researching wearable health monitoring device options in 2026 - ...

Amanda Winkelmann held up a baby bottle filled with tap water as she spoke at the Iowa Capitol Thursday about the need for greater attention to Iowa’s water quality. “If we could see it,” Winkelmann ...

So you just got your VO2 max number by charting it on your watch, estimating your number at home, or even heading to a lab for a more formal test … but now what? You have that shiny number in hand, ...

You feel that sinking pause when a warning light appears, and you might be tempted […] ...

The new Hume Band is at the forefront of a 2026 wellness revolution, using its advanced sensor technology and proprietary Metabolic Momentum score to provide users with unprecedented insights into ...

Though it might feel great to finish a workout and see "calories burned" pop up on your smartwatch, that number is often surprisingly inaccurate, with estimated error rates of 30%–80%. The watch's ...

You can count macronutrients with apps or a written food diary. Learn how to count macros if you’re trying to lose weight or gain muscle.