Must watch TV? The skinny on exercise DVDs.

... routines. And they cost a lot more than the $10 or $12 you'd spend on a workout DVD. It has been almost a decade since P90X, the leader of the trend, came on the market. The craze shows no sign of slowing down, so we decided to find out whether four ...

http://www.consumerreports.org/cro/news/2014/01/exercise-dvds-that-promise-to-get-you-in-shape/index.htm