Featured Article: Ergonomic Keyboards
Ergonomic Keyboard which are available in the market today, mostly are split keyboards.
These Ergonomic Keyboard mainly solve the problems related to wrist ulnar deviation (hand deformity, seen in chronic rheumatoid arthritis and lupus erythematosus, in which the swelling of the metacarpophalangeal joints causes the fingers to become displaced to the ulnar side).
There is no research available to prove that split keyboards can solve this problem. For most people a regular keyboard works well if they use the keyboard placed in the proper position and for some people, a split type of Ergonomic Keyboard do better than a traditional keyboard, but if you are a split type Of Ergonomic Keyboard, make sure that it is not causing you any problems.
The procedure of selection and arrangement of the Ergonomic Keyboard plays a vital role in decreasing ergonomic problems. When designing a computer workplace, you should remember certain vital factors like the height of the keyboard, its distance from you, and the usage.
You should choose a perfect Ergonomic Keyboard and find a proper place matching with the other components like the pointer/mouse and wrist/palm rests.
Ergonomic Keyboard Guidelines
Ergonomic Keyboard Placement - Height:
You tend to keep your shoulders, arm, and wrist in awkward positions if the Ergonomic Keyboard, pointing devices, or working surfaces are placed too high or too.
Normally, your wrists bent up when the Ergonomic Keyboard are placed too low and you raise your shoulders to elevate your arms when the keyboards are placed too high. Such kind of awkward postures may lead to discomfort of the wrist, hand, and your shoulder.
Ergonomic Keyboard Placement - Distance:
Fig-Wrong: keyboard placed at an uncomfortable distance
A keyboard user is forced to assume awkward postures such as reaching with the arms, leaning forward with the torso, and extreme elbow angles if the keyboard or pointer/mouse is placed too close or too far away from him. Studies have shown that such awkward postures generally lead to ergonomic disorders of the elbows, shoulders, hands, and wrists.
Fig-Right: Keyboard Used Correctly