Comfortable and easy to use, the Stamina Magnetic Resistance Recumbent Bike is great for working out. You can exercise without even realizing it. During your cardio workout, the fitness bike strengthens all the major muscles in your hips, thighs, and buttocks. This exercise bike can monitor your heart rate with the built in pulse sensor. The magnetic resistance of the heavy-weighted flywheel is adjustable with an easy-to-reach grip-edged dial knob.