FDA-cleared camera-based vital signs platform offers heart rate and breathing rate at no cost to hospitals, clinics, health ...

Researchers at multiple institutions have found that consumer wearable devices, including smartwatches and smart rings, can ...

Millions of people around the world wear smart rings and fitness trackers to keep tabs on their sleep, workouts, heart rate ...

Wearables now flag everything from irregular heartbeats to dips in blood oxygen, but the data is only as useful as a person's ...

Independent testing shows AirPods Pro 3 can track workout heart rate with low average error, but limits remain for intervals, ...

Your menstrual cycle does not just influence your reproductive health. Hormonal changes that occur throughout the month can affect sleep, mood, energy levels, and even how the heart functions. A new ...

One of the flagship additions to the AirPods Pro 3 was a built-in heart-rate sensor, which allows users to track more than 50 workout types. But how accurate is it?

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Ayanna Redwood-Crawford Ayanna Redwood-Crawford is a writer covering beauty ...

Heart rate variability measures the variation in time between successive heartbeats, providing insights into the balance between the sympathetic and parasympathetic nervous systems, which influence ...

Samsung's Galaxy Watch may predict fainting episodes. False alarms and missed warnings remain concerns. More real-world testing is still needed. Samsung wants you to know its smartwatch can do more ...

Google today announced the Fitbit Air as a screen-less fitness tracker that has a low-profile and affordable $99.99 price. All the technology fits into a pill-shaped pebble made of plastic that can be ...

In August 2025, Mick Rouse, GQ’s senior director of content integrity, woke up one morning to an alert from his Eight Sleep mattress cover. As Rouse recalls, the app on his phone said something like: ...