The apps collecting the most data about you are among the most widely used. Kurt the CyberGuy takes a look at 20 of these ...

Most apps on your phone are silently collecting data about you—from your voice and search history to the information you ...

When it comes to tracking your heart rate, nothing beats using equipment designed for such a purpose, such as chest strap heart rate monitors or electrocardiograms. However, if you're looking for an ...

When you start, you will receive heart rate coaching and pace coaching, which help you reach your targets and tell you if you ...

Keeping track of both your heart rate and blood pressure ... which offers a selection of 12 different workouts or can automatically recognize your activity. During workouts, you can conveniently ...

Meanwhile, as a fitness tracker, the device itself equips various sensors to actively track your activity and heart rate. Through a series of algorithms, Apple uses this data to estimate how many ...