1. Ergonomics and health issues Ergonomics and health issues The need for green computingThe need...
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Transcript of 1. Ergonomics and health issues Ergonomics and health issues The need for green computingThe need...
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Ergonomics and health issues The need for green computing The impact of global e–communication Glossary
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Lack of physical activity
increased risk of heart disease.
obesity
hypertension (high blood pressure)
diabetes
Repetitive Strain Injury (RSI)
Carpal tunnel syndrome (CTS) 3
Repetitive Strain Injury (RSI) Repetitive Strain Injury (RSI) A class of injuries (to tendons, etc.) caused by repetitive actions.
CTS is caused by inflammation of the tendons in the wrist.
Carpal tunnel syndrome (CTS) Carpal tunnel syndrome (CTS)
Refers to the study and design of workplace for comfort and safety of people in work environments.
ErgonomicsErgonomics
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to promote a more natural position for hands and wrists, with the palms turned slightly toward each other rather than flat relative to the keyboard..
KeyboardsKeyboards
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Used extensively in a GUI environment and requires users to hold their hands in unnatural, awkward positions for long periods of time.
MiceMice
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Sit correctly
Healthy practicesHealthy practices
Adjust the height of your seat or table
Adequate ventilation/air circulation
Mouse and keyboard are on same level, close
Prevent eye strain
Monitor is positioned at the correct level
Take regular breaks
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Energy efficiency- problem
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Energy efficiency- ways to improve
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E-waste
reduce toxins in
technology manufactur
e
force re-cycling of e-waste
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Paper
Paperless office?
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Paperless?
Small portable devices with high quality displays and long battery lives only arrived recently Digital Divide – these devices not affordable enough
Hard copy is the cheapest and easiest way at moment Paper cheaper and less risky than large visible video displays Hard copies - non-electronic backups of data/information
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Tips on how to practice green computing Switch off computers and devices you are not using
Try and avoid the senseless wasting of paper
Try and upgrade or give away old hardware, not throw away
Send old ink cartridges back to manufacturer
Refill and reuse old ink cartridges
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Computers have changed the way we communicate
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Computers have changed the way we communicate
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Computers have changed the way we communicate
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Written
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