What Muscles the Body-up Actually Works

The body-up works your triceps most, with your chest and shoulders assisting.

#Why the load shifts with execution

Load distribution changes with body position: a straighter body, tucked elbows, and a higher hand position keep the press focused differently through the range. Lowering until the upper arms are parallel, then pausing, makes the next drive out of the bottom more demanding.

#What a clean rep looks like

A clean rep stays straight from shoulders to heels, with your elbows close and your body lowering under control.

The rep is honest when you keep that line on the way down and press back up without losing position.

#What changes the feel in home vs gym setups

The triceps still do most of the work. What changes at home or in the gym is how stable the support feels and how much control you need through the bottom of the rep.

#How to tell if it is becoming more triceps-dominant or more chest/shoulder-dominant

If the rep looks tighter and the elbows stay close, the triceps are doing more of the work. If the chest and shoulders take over, the press usually looks looser and the elbows flare.

A longer pause at the bottom makes that shift easier to spot in video, because you can see where the rep slows and what has to restart it.

#Common mistakes that change the muscles worked

Elbow flare, a broken body line, short reps, and a rushed bottom all change the load you place on the triceps. Keep the elbows close, keep the body straight, lower until the upper arms are parallel, and pause before driving back up.

#Related questions

The main movers are the Triceps, with the Chest and Shoulders assisting.

It shifts toward triceps when your elbows stay close to your sides. If your elbows flare more, the Chest and Shoulders pick up more of the work.

#Body-up: the movement, step by step

1. Start by placing your hands on a raised surface, such as a bench or parallel bars, with your palms facing down and fingers pointing forward.
2. Extend your legs out in front of you, keeping your heels on the ground and your body straight.
3. Lower your body by bending your elbows, keeping them close to your sides, until your upper arms are parallel to the ground.
4. Pause for a moment, then push through your palms to straighten your arms and lift your body back up to the starting position.
5. Repeat for the desired number of repetitions.

#Common questions

What muscles does the body-up work most?

The body-up works your triceps most, with your chest and shoulders assisting.

What changes which muscles work hardest in a body-up?

Body position, elbow path, and hand position change the load. A straighter body and tucked elbows keep the press more triceps-focused.

How do you know if a rep is becoming more triceps-dominant?

If the rep looks tighter and the elbows stay close, the triceps are doing more of the work. If the elbows flare, the chest and shoulders take over more.

What mistakes change the muscles worked?

Elbow flare, a broken body line, short reps, and a rushed bottom all change the load you place on the triceps.

Corect analyses your lifting form from a phone video and shows you what changed rep to rep. See how it works.