Repetitive Strain Injury/RSI 

Definition
– Occur from repetitive movements of the wrist resulting in damage to the tendons, muscles and/or other soft tissue structures. RSI results in symptoms that include tightness, soreness, and stiffness of the muscles of the hand, wrist, forearm and elbow. You may also experience tingling, numbness or cold sensation into your hand or fingers.



Method Of Injury
– Most commonly found in people that use a computer setting for long periods of time. 
- Can also be due to certain techniques needed in sports (eg: bowling, throwing sports, racquet sports, etc.)
- Repetitive movement 
- Improper technique
- Improper ergonomics
- Too much too soon

Treatment
– Initially should be treated by the PIER principle (Pressure, Ice, Elevation, Rest)
- Adjust desk and computer set up to have proper ergonomics
- Decrease aggravating activities
- Correct biomechanics
- Physiotherapy/Athletic therapy to strengthen surrounding muscle
- Brace/support to protect from re-aggravation