It's amazing how Computers can do multiple operations, help people to do work
more efficient and accurately. Computer users
press their keyboards more than hundred thousand times a day, this and the
accompanying wrong sitting positions may cause problems in the muscles,
tendons, ligaments and nerves. If a person overuses computer, it’s advised to
use experts to improve his sitting positions in the places of work and home,
and use methods to reduce the risk of hand, arm, shoulder, neck and back
injuries. Frequent use leads to
recurrent infections which may evolve and grow with time, and may develop
rapidly if a person spends long hours sitting in front of a computer at home,
as well as at work.
Symptoms resulting from computer use may include numbness in the fingers, pain in the
wrists, lower back pain, or eyestrain (redness, dehydration, pain, blurred
vision and temporary headaches). Also general aches and pains in the neck,
shoulders, arms, back, thighs, and lower legs or persistent pain and discomfort
in the muscles, tendons, and other soft tissue, and these all are under the
title of injuries resulting from repetitive stresses.
Some of the instructions can reduce the risk of excessive
use of the computer: by doing the correct use of the device in the work area, proper
sitting position when using the keyboard and following the device guidance, most
importantly, taking frequent breaks. People are more productive and efficient
when the work places fit their bodies, the ideal work places are the ones that
allow people to work in natural body positions that may reduce the risk to the
body, and inappropriate work places may force individuals to take uncomfortable
positions, such as bending more forward, lax, stress or convolution.
Many people may be more comfortable when they have a high level offices sit at
the elbow, and there must be enough space under the desktop to fit snugly with
the knees and thighs. You must have a high surface that holds the keyboard and
mouse or trackball about 1 to 2 inches from the top of the thighs, and the
center of the keyboard should be in front of the body.
Experts suggest that when you put
the keyboard correctly, the elbows remain near the body in an open corner to
allow the bottom of the arms and hands to rotate, The arms are vertical
relative to the ground and the wrist is on the desktop horizontally.
Experts suggest that in the work
place to identify the work place away from any sources of glare, such as
windows, organize and arrange the work place so that the tools needed by the
person are at hand and It is sometimes useful to use headset for the head if
the person is talking on the phone and typing at the same time. When using the tools in the work
place properly, the person sitting at the computer in a normal and relaxed
posture reduces the incidence and evolution of the risks of muscles injuries.
Also; Do not rest elbows on hard
surfaces or Resting eyes by focusing on distant objects.
The body is not used to sitting for long periods even in the right posture, and some individuals find the use of the computer for a long time intense and can cause discomfort so he should change the sitting position from time to time, and stand or stretch whenever he begins to feel tired, depending on the type of work and the environment, he should take a person a break.
Basic exercises can help maintain
the flexibility of joints and muscles which is used when sitting in front of
the computer, and these are some examples: Stand and stretching the arms above
the head. And to relax your neck, turn
head to one side (ear to shoulder) stay still then relax and then reaper it on
the other side. As for shoulders: Raise your shoulders slowly until it reaches
the ears and stay for a short period. For
wrist: D arm straight forward and then pull the hand back to the other side,
and then lower it to the bottom, stay for a while and then relax them with a recurrence
of the other side.