ICT

In ICT, we learn about The effects of using ICT.

Health and safety issues when using computers

The potential health hazards when using computers

•Back and neck ache

•Repetitive strain injury (RSI)

•Eyestrain/headaches

Back/neck aches: the problems

•Caused by incorrect posture

•Computer users tend to slouch

•Laptop users frequently work with computer on their knees

•Working in cramped conditions

•Can be made worse by a poorly designed/non-adjustable chair

Prevention of back/neck ache

•Use an adjustable chair

•Make sure you make adjustments to the chair to suit you

•Sit up straight – do not slouch

•Ensure screen is at the correct angle and directly in front of you

Eyestrain

Causes blurred vision and headaches.

Caused by:

•Using the screen for long periods

•Working without the best lighting conditions

•Glare/reflections on the screen

•Dirt on the screen

Preventing eyestrain

•Keep the screen clear

•Use appropriate lighting

•Avoid glare by using adjustable blinds

•Take regular breaks

•Look away from the screen to focus on a distant object at regular intervals

•Have regular eye-tests

•Avoid screen flicker

•Change to an LCD screen if you have an old CRT one

Repetitive strain injury

•Can be caused by typing at a computer for a long time

•Can be caused by using a mouse for long periods

•Causes aches in hands, wrists, arms and neck

•Can eventually be painful and disabling

•Can be avoided

Avoiding RSI

•Take regular breaks

•Ensure you have enough workspace

•Use an ergonomic mouse/keyboard

•Use a document holder

•Use a wrist rest

•Keep your wrists straight when keying in

•Position the mouse so your wrist can be kept straight

•Learn how to type properly