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.
Many people engage in teeth grinding in sleep without even knowing it. While occasional grinding wonât cause you serious harm, if you regularly grind your teeth during sleep, it can lead to jaw disorders, serious headaches, problems with your teeth, and general discomfort.