What is Ergonomics?

The multidisciplinary field concerned with adaptingcharacteristics of the individual, human factors
an external environment or device to the individualmay be coming into opposition with certain
is known as ergonomics. The ideas and techniquescharacteristics of the worker that may lead to
that the ergonomic discipline is comprised ofadditional mental stress.
benefit people by minimizing the likelihood of injuryIf people in the workplace do not have access to
or aggravation of existing injuries and arean occupational health practitioner and lack
frequently used in the design of work equipment,knowledge concerning ergonomics, increasing
furniture, and even the car you drive. There arelevels of discomfort and the resulting stress with
many professions that are related to ergonomicthe continued interruption of job tasks on account
practice in both the home and workof physical pain has a compounding effect on the
environments. The multidisciplinary nature ofmental state of the worker's job satisfaction and
ergonomics allows for some overlap between themay negatively affect home life. Ergonomic
types of services offered by one ergonomicdesign, with its concern for fitting the unique
professional and the services performed byperson, aims to support the musculoskeletal
someone with a slightly different job title.system through the correct postures and ranges
The principles of ergonomics have a wide rangeof motion required by a particular task while
of application and can be put to use to improveminimizing strain to the body.
many types of job environments. Changing theThe old adage that every person is unique often
environment to fit the user, rather than the userescapes considerable application in the workplace.
coping with the environment, is the key principleSimilar expressions such as, "no two people think
of ergonomics. When a physician or orthopedicexactly alike," and "we all come in different
therapist takes the environment that an individualshapes and sizes" do much to describe an
is interacting with into account there are twoindividual's distinctiveness and should be considered
types of ergonomic principles. How would youwhen a person is expected to interact with an
describe your job? It is often that workers andenvironment. For example, most office furniture is
employers alike view a particular job by its list ofdesigned for what can be thought of as a
required tasks and the job is designed for the"universal fit," which is an attempt by
completion of those tasks accordingly, not for themanufacturers to produce furniture that fits the
person whose job it will be to complete those"average person." Yet, most people do not fit this
tasks.type of universal design perfectly. Automobile
Assessing human factors is an important part ofmanufacturers use the principle of universal design
ergonomics. The development of work-relatedin car interiors, but make at least some effort to
musculoskeletal disorders can be contributed toallow for variability with adjustable seats and tilting
by human factors. Cognitive, physical, personal,telescoping steering wheels. Ideally, the chair in
cultural, and psychosocial factors; communication;which you sit, the desk that you work on, even
vocational training; work experience; healththe keyboard you may use, should all allow for
history; occupational stress; and disabilities are allenough adjustability in order to fit your unique
examples of human factors. When a workperson as flawlessly as possible.
environment does not fit with the unique