The causes of mostly unconscious teeth grinding have not yet been clearly identified medically. However, stress is considered one of the main triggers. The range of therapies ranges from teething splint to fascia roller to autogenic training.
What is new is the injection of botulinum toxin into the affected chewing muscles, with the aim of reducing muscle activity and thus preventing the crunch that occurs particularly at night.
For this indication, it is worthwhile to ask the responsible health insurance companies to cover the costs.