Where Is the Interossei Located?

In human anatomy, the palmar or volar interossei (interossei volares in older literature) are three small, unipennate muscles in the hand that lie between the metacarpal bones and are attached to the index, ring, and little fingers.

Where are the Interossei muscles located?

The interossei muscles are intrinsic muscles of the hand located between the metacarpals. They consist of four (or three) palmar and four dorsal muscles that, respectively. These muscles are responsible for finger adduction and abduction.

Why does my interossei hurt?

Injury to the palmar interossei most frequently occurs due to overuse, such as typing for many hours. Inflammation of the muscles occur, making it difficult or painful to shake hands, type, or wiggle the fingers. To tell if the muscles are injured, squeeze the metacarpal bones.