With this multipurpose health testing device, you can measure your body temperature and blood oxygen saturation, take an ECG, ...

After testing the best Android smartwatches over the course of a year, I found top picks from Samsung, Google and more.

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

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 ...

New peer-reviewed research suggests Apple Watch could play a much bigger role in spotting atrial fibrillation. In a real-world study, researchers found that smartwatch-based monitoring caught far more ...

Wearable makers like Apple, Samsung, Garmin, and Google have long chased what might be the holy grail of health tech: non-invasive glucose monitoring. Recent developments suggest that Apple could be ...

Most cars use engine coolant heat to blast up from dashboard vents and melt windshield ice in winter. Some have small electrified lines running across the glass. But today I learned about a Canadian ...

The MarketWatch News Department was not involved in the creation of this content. First-of-its-kind analysis of conversational metadata uncovers how sentiment, advisor emotional intelligence and ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. Tyler has worked on, lived with and tested all types of smart home and ...

Samsung’s latest firmware update for the Galaxy Watch 4 and Galaxy Watch 4 Classic, which introduced One UI 8 Watch (based on Wear OS 6) to the devices, has run into some serious trouble. Shortly ...

Not long after it started rolling out, Samsung seems to have paused the rollout of its latest – and possibly final – Galaxy Watch 4 update due to some issues. Samsung started rolling out One UI 8 ...