These links to office ergonomics and computer ergonomics websites provide important safety tips to avoid repetitive strain injuries. Good luck.
Keyboard shortcut keys explained and listed By using keyboard shortcuts more and the mouse less, your motions are more varied and less repetitive. This is a good thing.
Warning: Computer use without rest breaks can cause DVT DVT can be a serious, life threatening medical emergency. The American Heart Association estimates that approximately two million cases of deep vein thrombosis (DVT) occur each year in the United States, accounting for about 600,000 hospitalizations. Between 60,000 and 200,000 annual deaths are attributable to pulmonary embolism (PE), the primary complication of DVT.