A trainer explains how to perform four gym workouts for fast, sculpted abs that engage your core from every angle.

Lie down on the ground, and drive your lower back into the floor. Hold a light weight plate or dumbbell in both hands. Lift ...

An effective ab workout will also improve your proficiency ... lower down before swapping sides after reps. Lie back on the ...

"At its shortest, I can do step-ups and lunges on it (and it's even better than a traditional bench, thanks to its ultra-hard ...

This workout is short — just 10 minutes — and requires no equipment. But it packs in a lot of work. PS Fit instructor Natalie White designed it to target your abs, core, and thighs ...

I can do step-ups and lunges on it (and it's even better than a traditional bench, thanks to its ultra-hard surface). I can also use it for incline biceps curls and light ab exercises." ...

Whether you’re a complete newbie to strength training or a diehard gym rat, this weight bench workout is ideal if you’ve got limited time as it targets your entire body using supersets.