Ergoweb® Learning Center

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Open Access Articles

September 8, 2013

Counting Motions

A motion is a movement or exertion made by a major joint or body link. From the perspective of preventing musculoskeletal disorders, the concern is for […]
September 8, 2013

Static Load

Static load refers to sustained muscle contraction, such as the fatigue and pain of writer’s cramp from holding a pencil for a long period of time. […]
September 8, 2013

Force Guidelines

Common standards* (Most items apply to sustained work) Maximum two-handed lift (with vertical travel distance) 20 lbs Maximum two-handed carry (no vertical travel distance) 30 lbs […]
September 8, 2013

Lifting Guideline

The Lifting Guideline* incorporates a number of key variables in assessing the risk of injury associated with lifting. It provides a more useful approach than single-weight […]
September 8, 2013

Biomechanics

Biomechanical models are mathematical predictive equations that can be used in this manner to estimate loads on the human body. These models can be complex, including the […]
September 8, 2013

50 low-cost ergo improvements

(in development) Who says that good ergonomics has to cost a lot? Here are 50 useful techniques that you can apply at little or no expense […]
September 8, 2013

Anthropometry

Common dimensions Concept of 5th and 95th percentile It is conventional to refer to the 5th percentile (short) female and the 95th percentile (tall) male to […]
September 8, 2013

Posture Evaluation

Posture is characterized by measuring the angular relationship between various body links and a fixed frame of reference, usually another intuitive major body segment. The unit of […]