The lying dumbbell triceps extension is a valuable accessory movement for all types of trainees. "If you want big triceps, you want this move in your routine," says Samuel.

Swiss-Ball Dumbbell Lying Triceps Extension: Tank top weather is around the corner, which means it's time to wave goodbye to flabby arms. This move targets your triceps brachii to get rid of ...

Stability-Ball Triceps Extension by The Editors of Women’s Health Published: Nov 10, 2010 10:44 AM EST Save Article Media Platforms Design Team ...

Return to starting position. Do 3-4 sets of 12 reps. 2) Extensions: This time you will be facing the ball from a kneeling position. Place your hands on the ball roughly shoulder width apart.

Lie facedown on a stability ball and hold a pair of dumbbells at your shoulders, palms facing the floor. Press your arms straight out and forward so they’re in line with your head.

Straight-Leg Lying Triceps Extension For a great end-of-workout pump and a stronger core Grab a straight bar underhand from a low pulley cable and lie on a Swiss ball so your butt and lower back ...

Summary Skull crushers — aka supine or lying triceps extensions — work your triceps as your elbow bends and straightens, while your shoulder muscles stabilize your shoulder joint.

The lying triceps extension is an exercise that strengthens and tones the back of the upper arm. Responsible for extension of the elbow joint, the triceps muscle allows the arms to straighten.

The move targets your triceps and can also help tone your arms and improve shoulder stability. The skull crusher, or lying tricep extension, isolates the triceps to build muscle in that area.

If you already have an exercise mat and are ready to go, here’s how the routine is structured. Kirra Mitlo recommends ...