When using your computer and doing typing activity, it's good to consider some guidelines on how to type and how to sit at your computer.If your keyboard, mouse, or other pointer device, is placed too close too far away from you, you may be assuming an awkward keyboarding posture, such as leaning forward with the torso, and extreme elbow angles.
The following tips may help you assume a proper position when using your computer.
* Place the computer keyboard directly in front of you, at a distance keeping your elbows close to your body, with your forearms approximately parallel with the floor.
* You can use a keyboard tray if your computer chair armrest doesn't allow sitting in a comfortable position, or if your desk space is too small.
When using your keyboard, You may have to bend your wrists sideways, in order to reach all the keys. Laptop computer keyboards that are comparatively smaller force the user to sit in awkward keyboarding positions. This may cause contact stress to the tendon sheath and tendons being forced to move within the wrist during repetitive keying.Here are more tips to avoide this:
* Adjust the height of your computer keyboard or office chair to attain a neutral wrist posture.
* You may want to elevate the back or front of your keyboards to achieve a neutral wrist posture.
* If you're sitting in a position lower than the keyboard, a slight elevation made to the back of the keyboard would help maintain a neutral wrist.
*If you're typing with the keyboard in a lower position, raising the front of the keyboard may help maintain neutral wrist postures.
On the keyboard the recommended spacing between the centers of two keys horizontally is 0.71-0.75 inches (18-19 mm), and vertically - 0.71-0.82 inches (18-21 mm).
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