Scandinavian Journal of Work, Environment & Health, Vol. 28, No. 4 (August 2002), pp. 215-221 (7 pages) Objectives This study explores the effects of mental and physical demands on muscular activity ...

When you use a Dell mouse to click or select an icon, window, folder or other object in Windows the computer produces a clicking or other similar sound that you can hear through your speakers. If the ...