An estimated 40 percent of people will suffer from bruxism at one point in their lives. Teeth grinding and clenching are para-functional activities that are poorly understood. These two problems are collectively referred to as bruxism and are associated with symptoms such as headache, tooth wear, jaw disorders and hypertrophy of mastication muscles. The injection of the masticatory muscles with botulinum toxin and occlusal therapy has been ways of treating bruxism.
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