PADL level was assessed at baseline ( A1 ) , and subjects were randomly assigned to 2 groups for a month : booklet + pedometer ( GB + P ; n = 13 ) , which started the protocol receiving a booklet with encouragement to walk as much as possible in everyday life ; pedometer + booklet ( GP + B ; n = 18 ) , which started the protocol wearing a pedometer aiming to achieve 10,000 steps/day .