Is weighing 175 (body weight) and packing 25 pounds the same as weighing 170 and packing 30 pounds as far as endurance and energy expended? -- John Caster____ lungcancerhike.org johnbcasterline.com Facebook <https://www.facebook.com/pages/Lung-Cancer-Hike-A-Hike-of-Hope/156690367700043>