Chair:

seat back 10-110 degrees reclined

should have lumbar support

length of seat should not catch behind the knees

height of seat should allow feet to rest flat on the floor with knee level just below hip height

can recline sitting position to open up elbow, keen and abdominal angles to promote blood circulation

Vision:

top of monitor 2-3 inches above eye to facilitate a down vision angle of 5-15 degrees below horizontal

Monitor:

positioned squarely in front

no glare on screen

Space:

should sit at arm's length away from the visual display unit

Feet:

should be flat on the floor with knee angle 90 degrees or more

use a foot rest if necessary

Paper:

use a document holder to decrease stress on the neck

Wrists:

should be flat and straight to reduce strain

mouse should be placed close to body midline

wrist pads should not be used at the wrist - wrists should be free of any contact surface

Arms:

should be close to the body

elbows should be angled at 90 degrees or more to allow forearms to slope down

Setup:

ideally the computer should be set in the corner of an 'L'-shaped desk to allow arms to rest comfortably on the desk

Keyboard:

positioned squarely in front

positioned below elbows

a negatively sloped keyboard is ideal to minimise muscle loads

Work Surface:

stable, flat surface

28-30 inches above the floor

Take Breaks:

eye breaks every 15 minutes

rest breaks every 30-60 minutes

exercise breaks every 1-2 hours