# What is the brachialis?

It is called the brachialis. Gray's Anatomy (1918) describes it as a powerful elbow flexor lying beneath the biceps.

## What it means

- A powerful elbow flexor lying beneath the biceps.
- Sometimes called the 'workhorse' of elbow flexion.
- Acts on the elbow regardless of forearm position.

## Action steps

1. On the front of the lower half of the humerus.
2. Beneath the biceps.
3. Inserts into the tuberosity and coronoid process of the ulna.

## Sources

- [Gray's Anatomy of the Human Body (1918)](https://www.bartleby.com/107/)

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