The resistance level of our hybrid elliptical upright bike allows up to 24 choices and you can find hand controller buttons for plus and minus on the LCD display console to select one based on your physical strength. You don’t need to think whether it’s enough for body endurance or not, because we considered users from beginner to skilled and then decided to provide 24 levels (which is perfect for commercial reasons) in Xterra elliptical trainer to satisfy our all customers.