1 clenching your jaw or grinding your teeth during sleep (bruxism) â which overworks the jaw muscles and puts pressure on the joint (often caused by stress) 2  wear and tear of the inside of the jaw joint â usually caused by osteoarthritis.  injury to the jaw joint â for example, after a blow to the face or surgery.
Mobile Phone Offences. It is a specific offence to use a handâheld phone or similar device, when driving. Most offences will be dealt with by way of 3 penalty points and a Â£60 Fixed Penalty Notice but if the matter proceeds to a Court hearing, the fine can be as much as Â£1,000 or Â£2,500 if you were driving a bus, coach or any heavy goods vehicle.
General Cell Phone Statistics. The National Safety Council reports that cell phone use while driving leads to 1.6 million crashes each year. Nearly 330,000 injuries occur each year from accidents caused by texting while driving. 1 out of every 4 car accidents in the United States is caused by texting and driving. Texting while driving is 6x more likely to cause an accident than driving drunk. Answering a text takes away your attention for about five seconds. Traveling at 55 mph, that's enough time to travel the length of a football field.