Mar 28, · Adults are the biggest texting-while-driving problem in the USA. Older Adult Drivers; Impaired Driving. Get the Facts; teen drivers ages 16 to 19 are nearly three times more likely than Web-based Injury Statistics Query and. Teenagers aren’t the only ones that could use a lecture about texting while driving. New research shows more adults use their phones while driving than teens. The report, done by the AAA Foundation for Traffic Safety, reveals that adult drivers are by far the likeliest age group to admit to using.