A support couch can also be referred to as a backrest sofa, an armrest sofa, or a lumbar support sofa. These terms highlight different features of the furniture piece that provide support and comfort. A backrest sofa emphasizes the importance of the backrest in providing support for the spine and upper body, while an armrest sofa emphasizes the importance of armrests in providing support for the arms and reducing strain on the shoulders. A lumbar support sofa focuses on the unique feature of an added cushion or contouring to support the lower back. Regardless of the term used, a support couch is an essential piece of furniture for anyone seeking comfort and relaxation in their living space.