Runners' World: Ticker Taping?

How Exactly Does a Fitness Tracker Monitor Your Heart Health? 

We tapped an expert to break down how a heart rate monitor works—and who should invest in one. JORDAN SMITH/Runners' World.com/Sep 18, 2020 

Tracking your heart rate during workouts isn’t new, but heart rate tracking technology is rapidly advancing. Gone are the days of merely monitoring your beats per minute; the latest trackers can now alert you to an irregular heart rhythm, and some are even rolling out low-range VO2 max tracking. 

With more younger people suffering from strokes, and more reports of cardiac arrests happening during exercise, it might be a good time to consider upgrading your tracker. We tapped experts to find out just how much you should rely on your new tracker’s heart-monitoring software...

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Outside: And I Get Grouchy

The Five Things That Happen to Your Body When You Quit Working Out
The good news? They're all pretty simple to reverse—or prevent entirely.
Dan Roe/Outside May 1, 2017

When a planned rest day turns into a rest week or a nagging injury keeps you out of the game for longer than anticipated, you expect a little guilt over dropping your exercise habit. But we consulted the experts to break down what happens when workouts grind to a halt and what they have to say may surprise you. It's okay to take time off, but there are physiological changes that you should be aware of. The good news: while some gains do vanish overnight, most are reversible or don't take much effort to maintain...

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