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Posture & Comfort - an introduction

Good posture & comfort will require seating that will suit the user, the workstation and the task.

Sitting Man with Correct Seating Posture

The User

Line of sight horizontal to 60 degrees below
Erect spine
Avoid twisting of the upper torso
Aim for approximately horizontal thighs and 90 degree bend at the knee
Adjust seat height
Feet on the floor or footrest to give ankle to lower leg angle of about 90 degrees
Posture is important for backcare

The Workstation

Look for these workstation reference points
Upper arms hang vertically and forearm horizontally
VDU centre should be at approximately 35 degrees below the horizontal from the eyes.
Feet should be on the floor or footrest with freedom to move lower leg
Workstation Posture & Comfort Reference Points

The Workchair

The key element in the complexity of the total IT workstation can often be the Workchair which needs to suit the user, the workstation and the task.

An appropriate Workchair must offer good stable body support and enable the user to achieve a dynamic posture through movement of the chair (not twisting the body) during IT and office tasks or activity.

Workchairs for

Individual User
An individual user should select a workchair to suit their personal physiology
An individual user can often easily operate more controls to select optimum comfort and posture
Workchairs for

Multi user workchairs should suit the majority of users but where good comfort and posture cannot be achieved alternative or individual chairs must be available
Ease of use is essential for multi-use. Single lever synchronized control mechanisms for seat back/seat tilt is preferable.
Easy to adjust air inflatable lumber support can often ensure that high levels of comfort can be achieved for the majority of users.
Ensure blood circulation in thighs and lower leg is not restricted
Ensure good posture can be achieved, maintained comfortably and easily changed
Ensure good spine support is attained
Ensure that the seat height range suits the user and the workstation work surface height.
Appropriate fabric texture that will breathe and offer comfort as well as frictional support to prevent sliding off the seat
Encourage frequent posture adjustment by the user
The physical dimension and features of our workchairs have been selected as a starting point in helping you to select suitable units.

We actively encourage the use of innovative design features to help ensure the highest levels of comfort and posture to suit the application or task.

We also encourage extended evaluation and endeavor to make initial units economical and speedily available even when custom manufactured in the chosen material.

Regular workstation assessments are essential to ensure good posture and comfort are achieved for each and every workstation user.

More information on current Ergonomic requirements for office work with display screens can be found in ISO 9241-5, please use the enquiry form for details.

For more about ergonomic accessories and IT furniture visit our ergonomic-computing website.
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Telephone : +44 (0) 1993 881912, Fascimile : +44 (0) 1993 883333

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