 Sitting away from the chair back causes extra stress on the lumbar spine. |
 Reaching for the mouse causes stress on the shoulder and elbow, as well as contact stress where the hand touches the desk. |
 Hard copy reading on a flat desk requires flexing the neck and spine to see the material. |
 Other tasks besides computing happen and need to be examined for risk factors. |
 Stapling with a manual stapler places large contact stress directly on the median nerve. |
 Contact stress between soft tissue and hard desk edges causes significant stress to the body. |
