Repetative Strain Injury (RSI) RSI, or Repetative Strain Injury, most commonly damages the arms, wrists, shoulders, back and neck. It's caused by repeated motions, extremes of motion and excessive force, which over time, strains the soft tissue. When the soft tissue is strained, after a while, the can become tiny tears in in the muscles and tendons, which can escalade and cause permanant tissue damage and disability. Repetitive strain injuries develop slowly over time; and …showed first 75 words of 380 total…

…showed last 75 words of 380 total…are not strained. The proper typing technique is also extremely important. While typing, your fingers should be in a straight line with your forearm. Your wrists should not rest on anything, or be bent in any way. This will help by not making your fingers have to stretch to reach some of the keys. Tilting the back edge of the keyboard down, away from you, is also proven to make proper keyboarding technique alot easier.