level of resistance mechanically and/or measuring this. gives a good overview. Modern ergometers and even many consumer exercise bikes are fitted with electronic sensors and displays. Ergometers, such as CEVIS (Cycle Ergometer with Vibration Isolation and Stabilization System), are used in space (e.g. in the ISS) to counter cardiovascular deconditioning in the microgravity environment. Mini-cycles offer exercisers low intensity physical activities that helps "burn calories, helps moderate blood sugar levels, help combat cholesterol, provides gentle toning, keeps joints mobile through gentle use and improves general circulation." They are also often used by people for rehabilitation purposes after suffering physical injuries. See also Bicycle trainer Elliptical trainer Outline of cycling Peloton Zwift References Cycle types Exercise equipment