Why one trainer calls the plank variation "no joke." ...

(CNN) — Planks are widely considered by fitness experts to be a fantastic exercise to strengthen the muscles in your core and elsewhere, no matter your age or physical fitness level. (CNN) — Planks ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Adding some of the best ab workouts for women into your routine is an effective way to strengthen your ...

Practical fitness guidance for women with busy lives, including short workouts, daily movement, and simple nutrition tips to ...

Building and maintaining muscle mass is important for everyone, regardless of age — and one of the strongest predictors of long-term health.