Several science-backed approaches can help build lean muscle, including resistance training, sleeping enough, and eating a nutrient-rich diet high in protein.

To help you fit in a workout before the family wakes up, I’ve created this quick six-move circuit. For this workout you’ll need a pair of dumbbells that are a challenging weight for you. Do each move ...

There’s nothing quite like delayed onset muscle soreness (DOMS): the familiar stiffness and ache that sets in a day or two after an intense session. It can make walking downstairs, pulling on a ...