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. While many types of ...

Isometric exercises are exercises that involve the contraction of muscles without any movement in the surrounding joints. Most muscle strengthening exercises involve moving the joints, using the ...

“An isometric exercise is a static exercise where you hold a muscular contraction without movement, as opposed to a dynamic exercise where the muscles are able to contract from their longest to their ...

From squat jumps to snatches, you’d think that all you really need in your strength-training script to power your runs are exercises that require your muscles to move. After all, running itself is a ...

Exercise is great for improving heart health. But the thought of hitting the gym or going for a jog might put some people off from doing it. And, if you have a heart condition already, such dynamic ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...