Psychological comfort, while less tangible, is increasingly acknowledged as part of ergonomic design. An American sex doll that holds natural postures, sits upright without slumping, or lies in a relaxed position contributes to a more calming and less artificial presence. These factors can reduce cognitive dissonance and make interaction feel less mechanical. In this sense, ergonomics supports not just physical ease but also emotional acceptance, which is an important aspect of perceived comfort.