Bodyweight Skullcrusher
Bodyweight Skullcrusher Exercise Description
The bodyweight skullcrusher is a closed‑chain elbow‑extension exercise performed with your hands on a sturdy bar, rail, or bench edge while your body stays in a straight, forward‑leaning plank. It primarily targets the triceps brachii, with the shoulders and chest contributing isometrically to stabilize the shoulder girdle, and the core and glutes maintaining neutral spine. Unlike the lying skullcrusher, your body is the moving lever: you flex at the elbows to bring your forehead toward your hands, then extend the elbows to return to the plank. Consistent cues—neutral head and neck, ribs stacked over pelvis, wrists aligned with forearms, and elbows tracking generally toward the bar—help keep tension on the triceps and limit unnecessary shoulder motion. Hand height sets the challenge: a lower bar increases loading by shifting more body weight into the movement, while a higher support reduces it. This variation is simple, scalable, and teaches strong, elbow‑dominant pressing mechanics without external weights.
- Muscle Groups: Triceps
- Target Muscles: Triceps Brachii - Long Head
- Assisting Muscles: Triceps Brachii - Lateral Head
- Stabilizing Muscles: Deltoid - Anterior, Gluteus Maximus, Rectus Abdominis, Trapezius - Lower Fibers, Trapezius - Middle Fibers
- Body Area: Upper Body
- Body Parts: Arms, Upper Arms
- Body Surface: Back
- Body Symmetry: Bilateral
- Equipment: Bodyweight
- Exercise Patterns: Push
- Exercise Type: Strength
- Functional Grouping: Elbow Extensors
- Joint Involvement: Single-joint
- Muscle Location: Inner Tricep
- Movement Direction: Horizontal
- Muscle Position: Posterior
- Gender: Male
How To Do The Bodyweight Skullcrusher Exercise
‘- Use a stable bar/edge set between waist and chest height. Grip shoulder‑width with an overhand grip.
– Step back to a forward‑leaning plank on the balls of your feet; body in one line from ears through hips to heels.
– Set shoulder blades gently down and together; keep chest “quiet” and ribs stacked over pelvis.
– Keep wrists aligned with forearms; grip firmly without letting the hands collapse.
– Inhale. Keeping upper arms angled slightly forward, bend only at the elbows as they travel in front of you.
– Lower your head toward your hands/bar until your forehead is near hand level and elbows reach roughly 90–120 degrees.
– Maintain neutral spine—no hip sag or pike; keep chin tucked so the neck stays in line.
– Exhale and extend the elbows to press back to the plank. Finish with elbows straight without locking out forcefully.
– Keep elbows mostly in line with your hands (avoid excessive flaring) and shoulders away from ears.
– To adjust difficulty, raise the hand support to make it easier or lower it to make it harder while keeping technique identical.
Bodyweight Skullcrusher Tips
‘- Set your hands at shoulder width on a stable bar or edge between waist and chest height.
– Walk your feet back until your body forms a straight line from ears through hips to heels.
– Stack your ribs over your pelvis and keep your chest “quiet” as you set up.
– Gently draw your shoulder blades down and together and keep your shoulders away from your ears.
– Keep your wrists straight and in line with your forearms; grip firmly so the hands don’t collapse.
– Keep your upper arms angled slightly forward and bend only at the elbows as they travel in front of you.
– Lower until your forehead is near hand level and your elbows reach about 90–120 degrees.
– Maintain a neutral spine with no hip sag or pike, and keep your chin tucked so your neck stays in line.
– Press back by extending your elbows, finishing with straight elbows without snapping or locking out forcefully.
– Adjust difficulty by raising the hand support to make it easier or lowering it to make it harder, while keeping the same form.
Bodyweight Skullcrusher Beginner Introduction
The bodyweight skullcrusher is a body‑weight triceps exercise that uses a fixed support, such as a bar or firm edge, while the body stays angled forward in a plank‑like position. Instead of lying on a bench with a free weight, the lifter’s entire body becomes the moving lever. The upper arms stay relatively steady while the elbows bend, bringing the head closer to the hands, then straighten again to return to the starting line. This makes the triceps the main driver of the motion, while the shoulders and chest hold the upper body steady and the core and glutes help keep the spine organized.
Because the hands stay planted while the body shifts in space, this movement blends pressing mechanics with full‑body tension. Raising or lowering the hand support changes how much body weight the arms need to manage, giving an easy way to scale the challenge while keeping the same pattern. This makes it a useful option for learning controlled, elbow‑driven pressing without extra equipment.