The idea behind doing double thresholds is that it can be incredibly beneficial for improving your aerobic capacity, as long ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

“Repeating the same movements every session can lead to boredom and plateaus,” Mosca says. “Mixing in playful elements—like ...

Many exercise physiologists believe that the intensity of an activity is more important than how long you exercise or how many times you repeat an exercise. But gauging exercise intensity can be ...

Influencers call sprinting the ultimate fat-burning workout. Experts say it’s more nuanced—but research shows this high-intensity exercise offers surprising benefits for the heart, muscles, and even ...

Regardless of the intensity of exercise you prefer, keeping a consistent routine can keep your heart healthy. Klaus Vedfelt/DigitalVision via Getty Images Aerobic exercise like jogging, biking, ...