Lesson 84: Computer-Related Health Hazards

Physical Hazards

  • Carpal Tunnel Syndrome: affects the wrist and hand when nerves are compressed, causing pain, numbness, and tingling.
  • Musculoskeletal Disorders (MSDs): injuries affecting muscles, tendons, and joints, causing pain and limited movement.
  • Eye Strain and Vision Problems: caused by focusing on a screen for too long, leading to headaches, blurred vision, and dry eyes.

Psychological Hazards

  • Stress and anxiety from feeling overwhelmed or nervous.
  • Fatigue and burnout from extreme tiredness and inability to cope with work.
  • Addiction and social isolation from spending too much time on digital devices.

Ergonomic Hazards

  • Poor posture and workspace setup: strains muscles, joints, and eyes.
  • Inadequate lighting and noise levels: causes eye strain, headaches, and decreased productivity.

Major Causes

  • Prolonged sitting and sedentary behaviour.
  • Poor workspace ergonomics.
  • Inadequate breaks and exercise.
  • High levels of stress and pressure.
  • Poor sleep habits and fatigue.
  • Inadequate training and education on ergonomics and safety.
  • Unsuitable computer hardware and software.

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