The Achillodynia is a pain syndrome of the Achilles tendon, which begins at the calf muscles and infringes on the heel bone. Cause of the Achillodynia is a local, mostly chronic overuse of the Achilles tendon.
Trigger points, formerly called myogeloses are hypersensitive points in a palpable tense bundle of muscle fibers. Trigger points cause pain during movements, sometimes even at rest. A typical characteristic of trigger points is, that they radiate pain.
The heel spur is a bony spur on the heel bone, which can occur on the soles of either rear or bottom. The lower heel spur is occasionally associated with inflammation of the Plantar tendon on the soles, which is called Plantar Fasciitis.