Principle 6

PRINCIPLE 6: Low Physical Effort - Be Active

The design should be used efficiently and comfortably and with a minimum of fatigue.
The environment should support various degrees of physical and social participation while minimizing unnecessary fatigue and the amount of effort that is used.


Users should be allowed to maintain a neutral body position.
Reasonable operating forces should be used.
Repetitive actions should be minimized.
Sustained physical efforts should be minimized.
A range of developmental opportunities should provided for challenge to accommodate people’s diverse physical characteristics.