How to choose a wheelchair?

Previously, there was no such problem as the problem of choosing a wheelchair: because there was no current variety of disabled vehicles.
Stroller surprisingly makes a person more free. A person with spinal cord injury can move in a wheelchair as fast as other people can walk. For active athletes stroller - a means to participate in marathons, to play basketball and tennis. In some respects the stroller is similar to a car or shoes. It helps the body to interact with the outside world. Like shoes, the right “fit” stroller is very important in order for a person to maximize their potential and feel comfortable walking in space; as well as in the car, the personal needs and interests of the person should be reflected in the design of the stroller. So how to choose the right wheelchair?