Wristrests are long sections of gel-filled fabric intended to lie in front of the keyboard.
The biggest mistake people make is to assume that they should lean their wrists on
these rests while they are keying. These rests should only be used when the user is
not keying and should only be employed when the user is simply resting the hands.
Document holders, or copy stands, should be provided in situations where an individual has to refer to documents while interacting with the screen or keyboard.
Typically,
many users place their source material on the desk surface alongside their
keyboard. As a consequence, as they look down they have to bend the head and neck
forward. They will also have to rotate the head repetitively as they look from the
document to the screen. Neck posture has been found to be a risk factor for neck pain