<human>:  Why is it called the Achilles tendon?
<bot>: It’s named after the Greek mythological figure Achilles, who was famous for his strength and speed. The Achilles tendon is the largest tendon in the body, and is located at the back of the heel. It is made up of two separate tendons, the calcaneal tendon and the plantar fascia. The Achilles tendon is a strong tendon, and it is used for both walking and running.