According to the 2004 survey “Desktop Replacement Productivity Impact Study” compiled by UTech Consulting in conjunction with Dell, the average increase in employee productivity (number of hours worked) realized through the use of a notebook PC is 7.7 additional hours per week over productivity associated with using a desktop PC.

Repetitive Strain Injuries (RSIs) are a clinical problem often described as stress or strain on common joints required to effectively use a computer. This can lead to a number of disorders, which include: tension, migraine and cluster headaches; neck stiffness, pain and spasm; back pain; thoracic outlet syndrome; infrapinatous, scalenus anticus and pronator terres syndromes; shoulder, elbow and wrist tendonitis; and entrapment disorders of the wrist and hand, including carpal tunnel syndrome.

There is an extensive field of published scientific literature supporting the above clinical correlations. They also have been variously referred to as:

“Our research indicates that a majority of companies exploiting wireless notebooks as part of their overall business objectives find a payback in end-user productivity, business efficiency and overall operational effectiveness in as little as 6–12 months”
~Taking Business Mobile: The Impact of Wireless and Mobile Technology, A META Group White Paper, April 2004