Ergonomics of the 10-Hour Workspace: From Split Keyboards to Screen Heights

How adjusting forearm angles, monitor focal distances, and split mechanical layouts prevents RSI and boosts cognitive focus.

Marcus Vance
Marcus VanceErgonomics & Human Factors Researcher
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Repetitive strain injury (RSI) is the silent career threat for programmers and knowledge workers. Standard flat rectangular keyboards force wrists into ulnar deviation and forearm pronation.

The Science of Split Keyboards

Split ergonomic keyboards like the ErgoDox EZ allow users to position each half directly in line with their natural shoulder width. This eliminates wrist cocking and opens up the chest cavity for improved posture and respiration throughout the workday.

Key Takeaways for Your Desk

  • Keep the top third of your monitor level with horizontal eye height.
  • Use tenting angles between 10° and 20° on your keyboard.
  • Alternate between sitting and standing every 90 minutes.