Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. I first tried the ...

The phrase “putting the hammer down” commonly refers to drivers smashing the accelerator pedal to pick up a burst of speed, often to beat a waning yellow light. Runners use this idiom in much the same ...

It’s easy to dread hard workouts when the weather forces you to take them indoors. Easy runs on the treadmill may not seem so bad because you can easily put on a podcast or playlist, and zone out for ...

Cycling outdoors in bitterly cold winds and snow, sleet, or hail isn’t everyone’s cup of tea. Factor in late sunrises and early sunsets, and riding outdoors during the winter months is off the table ...

Army Reserve Spc. Julian Ditona, assigned to the 98th Expeditionary Signal Battalion, 335th Signal Command (Theater), sprints to the finish line of a 2-mile run during the Army Physical Fitness Test ...

Whether you love cardio-driven workouts or avoid them like the plague, there's no denying that maintaining a strong cardiovascular system is essential for overall fitness and longevity. VO2 max is the ...

The Huberman-famous protocol promises to gamify your interval training, but the rules seem to make it worse, not better, than standard interval workouts. Beth Skwarecki is Lifehacker’s Senior Health ...

(Medical Xpress)—High-intensity interval training (HIIT) is touted as the fastest way to get lean, but according to ground-breaking new research from the University of Sydney's Charles Perkins Centre, ...