Glossary

Achilles tendon

Achilles tendon

Achillessehne

The Achilles tendon is the strong tendon at the back of the lower leg that connects the calf muscles to the heel bone. It transmits the force used when walking, running and jumping.

Symptoms rather than terms?

Describe what's going on — we'll find the right doctor for you.

Editorial content · as of 9/5/2026