You all missed the real reason. Holding the hands behind the back allows walking and standing with a slight hunch forward. This relieves the nerve compression of sciatica, a common ailment of older people, especially men. It is possible that many who do this don't even fully recognize why they do it, but just that it makes them feel better.
FLASH Application. Online Application for an Insurance License. The California Department of Insurance (CDI) requires California resident applicants to first pass the qualifying license examination prior to submitting their license application.
The series is primarily filmed in Vancouver, British Columbia, Canada. The Flash premiered in North America on October 7, 2014, where the pilot became the second-most watched premiere in the history of The CW, after The Vampire Diaries in 2009. It has been well received by critics and audiences, and won the People's Choice Award for Favorite New TV Drama in 2014.