[header] How to prevent repetitive motion injury [title] Take regular breaks. [step] This is the easiest way to prevent repetitive motion injuries. Repetitive motion injuries (rmis) occur when a muscle or connective tissue is used too frequently to repair itself. 
The more you take a break from the repetitive motion, the more time you give yourself to heal. [substeps] " microbreaks " should be taken for 30 to 60 seconds for every 10 minutes of computer use.