Bad knees? Achy joints? The Schwinn 420 Elliptical makes an ideal choice for your exercise routine. Designed for any skill level, this elliptical trainer combines upper and lower body flexibility and coordination in one impact-free motion--meaning no unnecessary stress on your knees and joints. From Schwinn.As always, please consult your personal physician before beginning any diet or exercise program.Take a realistic approach: If you work consistently and follow the program, you maximize your results.You will be contacted by phone within seven business days to set up a doorway delivery appointment. Delivery date will be based on customer and carrier availability during normal business hours; customer must be at home. When it's delivered, your product will be placed at the first entry of your home. In a building with a shared entrance, the carrier will not deliver the product to the individual unit. Assembly not included with delivery.