'Lumbar spine' is medical terminology for 'Lower back'. A Seat lumbar support is a back support for a chair used behind your lower back to position the spine in proper position. Human beings were not meant to be sitting for as long as we do. We were meant to walk and move and bend and twist and run. But instead we sit. We sit a lot. For More Details Visit: http://backrx.in/ Email id: it.backrx@gmail.com Contact number: 02223644044