Slide show: Tips for choosing and using canes - MayoClinic.com /url?q=www.mayoclinic.com/health/canes/HA00064&sa=U&ei=9_hTUcKzEuf-2QX3joGoBw&ved=0CDAQFjAD&usg=AFQjCNFxa1hODkzTnKtv4G5mhrB6MHjCrQ