Both were over-the-counter continuous glucose monitors (CGM) that would monitor the rise and fall of my glucose levels.

What was once discussed with a doctor is now frequently encountered first as decontextualized data on a screen.

Fitbit’s AI coach is going global, turning your cardio fitness data into clear, personalized insights you can actually understand and act on.

Just how accurate is that smartwatch or smart ring? I tested three health trackers' step counters to find out.

Here's how Oura, Whoop, Garmin, Apple Watch, and Fitbit all calculated last night's "sleep score." ...

Some fitness trackers may detect signs of heart disease, sleep problems, and chronic stress. However, there are limitations and risks to consider.

You can also see your ring's battery life based on a circle icon in the top-right corner. The Oura ring is easily ...