The peroneus longus muscle (or fibularis longus) is a major mover and stabilizer of your foot and ankle. The muscle runs down the lateral side of your lower leg and attaches to your foot.

New research from ECR 2025 shows promise in using dynamic ultrasound to diagnose peroneal tendon instability. Read more!

Peroneus longus stretch reflex also increased after eight weeks of ... Each subject was required to report to the sports injury research laboratory on two separate occasions. Each subject read and ...

Neurological adaptations occurring in the initial weeks after injury may be responsible for long-term adaptations ... Electromyography sensors were placed on tibialis anterior (TA), peroneus longus ...