Ergonomics and the Workplace

What is Ergonomics?seventies. Office chairs nowadays employ many
Ergonomics is the method of constructing designergonomic features such as adjustable height,
around human needs in order to optimize systemarmrests and seats in order to prevent RSI
performance. This science can also be called(repetitive strain injuries) associated with sitting
human or human factors engineering.uncomfortably over long periods. Modern chairs
Research is conducted by professionalare constructed to be able to fit the individual and
ergonomists who study the relationship of theshould be tested prior to purchase to guarantee
physical human and it’s working environment.that the chair is suitable.
The research then drives the evaluation andIncorrect posture when seated may lead to back
design of tasks to make the job and the personpain over time and possibly the need to take time
compatible.away from work. It is important to stretch or
In the workplace, ergonomics generally refers towalk around after every half hour or so. The best
the appliance of this science to tasks, functionsway to ease any pressure on the back is to
and equipment such as ergonomic chairs andstand. Because there is a need to sit for long
ergonomic keyboards etc. Employers have aperiods at a desk and this is where a good chair
responsibility for the welfare and safety of thewill pay dividends. An ergonomic chair will correctly
workforce and have a duty to provide the besttransfer the weight throughout the chair via
equipment available and to train in its purpose.armrests the seat and its back. This correct
Good use of ergonomics in the workplace cantransfer of weight through the chair is the key to
reduce costs to the employer by saving ongood design and a major factor in reducing back
compensation pay outs to an employee who haspain.
been injured at work. The manufacturing industryThe Lumbar
alone could save millions of pounds by adoptingThe lumbar region is the bottom 5 vertebrate in
safer working methods and better use ofthe spine. Between each vertebrate are discs
ergonomics.which can become pressured and can cause pain
There are two approaches to the way thatand discomfort if not seated correctly over time.
workplaces manage ergonomics, reactive orReducing lower back pressures is key to the
proactive. Reactive ergonomics is responding togood ergonomic design of seating. Lumbar support
an issue that needs fixing and has already causedis a feature incorporated into all ergonomic chairs
problems whereas proactive ergonomics is toand consists of a support system built at the
actively seek out potential problems before theybase of the chair and moulds into the lower back
happen.at about 5 centimetres. This protrusion helps
Ergonomic issues can be addressed throughmaintain a correct curve in the spine and leads to
equipment design changes or task changes. Taskgood posture.
design improves the way in which we work withThe good use of armrests will also reduce lumbar
equipment and equipment design means a physicalpressure by improving weight distribution
improvement to the device / machinery itself.throughout the chair but needs to be adjusted
Ergonomics and Designproperly to compensate for any further issues in
Ergonomics became important in design in thethe shoulder region.