Here's a bit more about it:
* Location: It forms the base of the foot, located behind the talus (ankle bone).
* Shape: It's a large, irregular bone with a prominent projection called the calcaneal tuberosity on its underside, which is what you feel when you stand on your heels.
* Function: The calcaneus supports the weight of the body, helps with walking, running, and jumping, and provides attachment points for muscles and tendons.
Common conditions related to the calcaneus:
* Heel spurs: A bony growth on the bottom of the heel bone.
* Plantar fasciitis: Inflammation of the thick band of tissue on the bottom of the foot that connects the heel bone to the toes.
* Calcaneal fractures: Breaks in the heel bone.
* Achilles tendonitis: Inflammation of the Achilles tendon, which attaches the calf muscles to the calcaneus.
If you're experiencing pain or discomfort in your heel, it's important to consult a doctor to determine the cause and receive proper treatment.