Sabrena Jo, Ph.D., senior director of science and research at the American Council on Exercise, has decades of experience helping people find ways to become physically active. From working one-on-one ...

I’m a personal trainer who's tested products for five years. The best fitness trackers are supposed to enhance your fitness journey, not make it harder. But tracking and interpreting your health data ...

For a program to be most effective, Washington recommends sticking to it for at least four to five weeks before changing it up. This way, you can practice the movements through consistent habits, ...

Find a training plan for an upcoming race and you’re likely looking at a schedule of several weekly runs for eight to 16 weeks (or more). So building up consistent mileage before you jump into week ...