Lynda Spain, a stress management consultant in Manchester, agrees that it's important to identify someone's stress level.

BBC: Is it a good idea to measure stress?

All the data are run through software that can gauge the driver's overall stress level.

WSJ: Designing a Car That Takes Your Pulse, Senses If You're Ill

"There's a high level of stress that youth face in the transition from youth to adulthood, " Charles Robbins, executive director of The Trevor Project, said.

CNN: 24-hour help for gay youth

Almost half of the spouses surveyed were found to have a high level of stress, which the authors say has a significant impact on their child's ability to cope.

CNN: Experts: Parents' deployment puts kids at high risk for problems

Well, this is a challenging time for all of us to serve as chief executives at the federal or state level -- I'd say an economy that's still undergoing a great deal of stress, as you noted.

WHITEHOUSE: State Dining Room