There are a few causes that are common for Hallux Rigidus. The functions of the foot may be faulty. There may be abnormal structure of the foot which might lead to osteoarthritis in the big toe joint. The people that have osteoarthritis usually have some type of change in the function of the toe or foot that causes the osteoarthritis. People with excessive ****ation or fallen arches are more likely to get hallux rigidus.

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