If you think about it, your feet are undergoing pressure and stress for almost the entire day. If the bones and soft tissues of the feet become overly stressed or inflammed, pain can cause you to alter your gait (walking pattern) and also affect your posture. Plantar fasciitis is a condition of inflammation of the soft tissues (plantar fascia) of the foot and is more common in people with flattened arches. Typically people will notice heel and arch pain and stiffness occuring