I used to obsess over my fitness tracker after every run, wondering why some days my 3-mile loop showed 280 calories burned and other days it hit 420. Turns out, there’s actually a good reason for ...

There’s something romantic about the idea of a daily run. It’s simple. It’s gritty. It’s giving 'I can do hard things just because I believe I can,' main character energy. Plus, running three miles a ...

Training your aerobic system increases blood flow, lowers your resting heart rate, creates more capillaries (which help you exchange oxygen and waste products), and increases mitochondria (a.k.a. the ...

Training to run faster is a common issue for people serving in the military. The timed runs in semi-annual fitness tests are challenging, especially for military members who consider 1.5-2 miles "long ...

The first time I ever ran for the sake of running—not between bases during a softball game or to avoid being tagged “it” at recess—was for the Presidential Fitness Test, a set of fitness assessments ...

I used to obsess over my fitness tracker after every run, wondering why some days my 3-mile loop showed 280 […] The post How Many Calories Do You Burn Running 3 Miles? What Your Fitness Tracker Isn’t ...