It is useful if you have balance concerns or are prone to falls. Mobility aids like this allow you to put more weight on your arms rather than your legs. This can be helpful if you have joint pain or leg muscle weakness. This unit is also designed to help you stay active, and can be used at home or out in public places. The lightweight, foldable design makes it easy to move and store. This folding walker also boasts height adjustable legs. Use it to take away the feeling of being vulnerable when moving from place to place.