This is normal, because there are literally thousands of possibilities.
If you have been inactive for a long period of time this is probably not the machine for you.Rowing MachinesRowing machines are used both for low-impact cardiovascular exercise and for strength-building. In addition, they are easy to use and store, and tend to be one of the more affordable pieces of exercise equipment available today.Stationary bikes come in two styles, upright, which is just like a regular bicycle, and recumbent, which allows people with lumbar problems to sit more comfortably as they pedal.Elliptical TrainersAn elliptical trainer is an aerobic exercise machine that is used to replace walking or jogging when the weather does not permit outside activity, you simply can’t get away, or you want a low-impact form of walking that is less likely to result in injury.Because elliptical trainers have different resistance levels it makes a great machine for beginners who plan on continuing exercising and do not want to purchase a new machine each time their fitness level increases. Others models in this area are a hybrid of a treadmill and a stair climber, and offer an experience a bit like walking up an escalator. While most of these machines fold up for convenient storage, some are quite heavy and take up a lot of room.Stair ClimbersStair climbers, or stair steppers, are designed to provide a low resistance way to burn off the same amount of calories you would climbing stairs without giving your knees and ankles the pounding climbing stairs would.