AS A PARENT, caregiver, or coach, seeing a kid get pumped about fitness and strength can feel kind of amazing. Especially when you consider that only between 21 to 28 percent of kids ages six to 17 ...

Flexing your muscles isn’t just about looking good; it can also boost your mental and physical health by treating headaches, high blood pressure, digestive problems, and more. Here’s what you need to ...

Flexing your muscles is more than just a way to show off the results of your strength training workouts. It can also be a way to build strength. Muscle flexing is more accurately known as muscle ...

slow-twitch muscle fibers, which move more slowly but help to keep you moving longer fast-twitch muscle fibers, which help you move faster, but for shorter periods “Twitch” refers to the contraction, ...

Grant Tomkinson has received funding from the Public Health Agency of Canada and the National Health and Medical Research Council related to children's fitness. Justin J. Lang does not work for, ...