In 2015, the National Safety Council estimated 38,300 people were killed and 4.4 million people were injured on U.S. roads. This was the deadliest traffic year since 2007.  (Newsweek 8/17/15) On average, there are 3 million cases of whiplash each year of which 50 percent progress to a degree of chronic symptoms. Not only can these injuries can create damage shortly after an accident, but those injuries can resurface years later causing pain.