The smart desk creating a stir

We live increasingly sedentary lifestyles, with more and more workers doing desk-bound jobs. So it is ever more important that people move around - even just a little.

But one California tech start-up believes that small changes, such as altering the height of a desk during the day, can bring improved physical and mental health benefits.

The Stir "kinetic desk" is able to learn your habits, and is controlled by a smartphone.

The BBC's North America technology correspondent Richard Taylor tried out the pricey new office accessory.

You can follow Richard on Twitter @RichTaylorBBC.