It’s important to note that watch-style heart rate monitors aren’t medical devices ... the watch has a battery life of up to 2 weeks with regular use. However, if you use the Forerunner ...

That includes wearing a heart monitor for the next two weeks and taking a blood thinner, so his heart doesn't go out of rhythm. It was a rare amount of detail from the 60-year-old Harbaugh ...

During the testing period, I used each heart rate monitor for about a week during each of my workouts (about four or five times per week). While testing each pick, I took a few factors into ...