
Why walking poles held behind you burn 20% more calories
<a href="https://news.google.com/rss/articles/CBMiekFVX3lxTE1hREI5LVd4bk0xdHN5ekdObk9UQTNXUEo1MGRVY1lYenJjVmlESXNWdDdmODVEeUVIbW5TQTNac0U1MlhjSDZnR2N4R2w2LVVTNDM3b1k0aktpM0ctRU1XZ1FkczBnbklmYXFyTnM0Q2xtRVltZk5QaUln0gF_QVVfeXFMT0wzUndYVWJRWmI2aEIzQTJMWUc0am9fN3A3V1hoZlk4QWdvVUhOS1V2SVo5TEJJUGV0Rm05OFFnOXp4QUNMUlROMGFzcXdwVDlMMld3TFFxMDltcVQtYVJGWnFsblF5eHRELXBNTXRmTGctTGg4OE9RUzl0dU05RQ?oc=5" target="_blank">Why walking poles held behind you burn 20% more calories</a>&nbsp;&nbsp;<font color="#6f6f6f">Boing Boing</font>
