In an article “Sitting for More Than 13 Hours a Day May Sabotage the Benefits of Exercise” in The New York Times health reporter Gretchen Reynolds warns most of us who work in office environment without movement and take fewer than 4000 steps daily may develop metabolic problems. Dr Coyle of University of Texas-Austin “suspects that lengthy sitting increases the body’s production of certain undesirable biochemical substances and may hinder the release of other, beneficial substances that normally would be produced during exercise“.