Ask someone in the gym to point to their trapezius muscles, and they’ll probably gesture toward the small mounds nestled between their neck and shoulders—but that’s really just the tip of the iceberg.

“There’s an almost inverse relationship between endurance training, which increases an athlete’s working capacity, and power training, which includes short, fast efforts that increase peak performance ...

Is your workout too easy? Challenge yourself to get more fit and age better. The more you exercise, the easier it gets. That’s why, at some point, you may need to power up your workouts. It’s ...