Download Guidelines for using computers

Physical discomfort
The symptoms associated with physical discomfort are:
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Pain;
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Aching;
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Tenderness;
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Swelling.
Abnormal sensations that may occur are:
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Numbness;
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Tingling;
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Pins and needles;
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Burning sensation;
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Feeling of warmth that is localised to a particular area of the body;
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Cramp.
There may also be:
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Stiffness or tightness;
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Impairment of movement;
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Weakness;
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Reduced grip strength;
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Muscle spasms.
Signs of physical conditions can be minimal or absent. Signs to look for include:
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An appearance of swelling or deformity;
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Changes in skin colour;
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Tenderness on touching the affected part;
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A sensation of ‘crackling’ (crepitus) when tendons are moved;
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Restricted and painful joint movement;
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Loss of muscle power in functions such as grasping and gripping;
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Reduced or lost response to stimulating the skin (loss of sensation to touch);
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Physical guarding of the painful site;
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Redness of the eyes.
Guidelines for using computers – preventing and managing discomfort, pain and injury