: Historically, writing armchairs featured a wooden tablet on the right arm to hold implements, a precursor to the modern school desk.
The chair is perhaps the most mundane yet profound object in human history. From its origins as a symbol of elite status to its current status as a ubiquitous health concern, the chair tells the story of how humans have shaped their environment—and how that environment, in turn, has shaped their bodies and minds. A Brief History of Sitting : Historically, writing armchairs featured a wooden tablet
: Designers now consider how chair arrangements can influence learning and student behavior, moving away from the "coercive" fixed rows of the 19th century. The Science and Health of Seating A Brief History of Sitting : Designers now
Biomechanical studies have even analyzed the mechanics of rising from a chair , finding that seat height and armrests significantly affect the force placed on hips and knees . such as the 5-point base chair
: Modern ergonomic designs, such as the 5-point base chair , are built for stability and ease of movement.