The ski exercise machine is a popular little bit of fitness equipment that mimics the motion of cross-country skiing. It includes two separate foot pedals that move back and forth in a sliding motion, allowing users to have interaction their lower body muscles in a full range of movement. This https://www.mediafire.com/file/jcbvixj64wymzhs/Why_a_Ski_Exercise_Machine_Belongs_in_Your_Home_Gym2.pdf/file