Google has been testing an AI-powered health coach feature with Fitbit Premium users in the US, dubbed Fitbit personal health ...

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.

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