What Are Eccentric and Concentric Contractions? Eccentric contractions occur when a muscle lengthens under load, such as lowering a dumbbell during a biceps curl. Concentric contractions happen when ...
Add Yahoo as a preferred source to see more of our stories on Google. If you tend to breeze through the "easy" part of an exercise—like lowering into a squat or letting your dumbbells drop after a ...
If you tend to breeze through the "easy" part of an exercise – like lowering into a squat or letting your dumbbells drop after a curl – you might be missing a major opportunity to build strength. That ...