It accumulates negative ions in the atmosphere to blast out 10000- volt lightning bolts.
Teeth grinding is harmful for several reasons. First, it causes damage to the teeth by wearing the enamel off the biting surface of the tooth and along the gumline. This can lead to tooth sensitivity. Second, the forces generated from grinding can cause cracks to form in the teeth and can cause the teeth to break.
Naturally Treating and Curing Teeth Grinding (Bruxism) Teeth grinding (bruxism) usually occurs at night while the sufferer sleeps, and normally it is first noticed by the person's spouse. In children, teeth grinding is likely to go unnoticed until significant damage has occurred.