Cardio machines really are a popular option for people trying to improve their cardiovascular fitness and burn calories. These machines, like treadmills, ellipticals, and stationary bikes, provide a great way to get a cardiovascular workout and never have to go outside or join a gym. https://www.mediafire.com/file/jcbvixj64wymzhs/Why_a_Ski_Exercise_Machine_Belongs_in_Your_Home_Gym2.pdf/file