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RECAP – SOME COMPUTER SAFETY
GUIDELINES AT HOME AND IN COMPUTER LAB
• Do not eat and drink near computers.
• Do not run and play near computers.
• Do not operate computers during
heavy rainfall and thunder storm.
• Do not open system or monitor casing.
• Do not insert any metal objects
SYLLABUS AND LEARNING OBJECTIVES
Learning Objectives:
 Explain what health problem is.
 Identify the different health problems.
 How these problems can be
minimised.
HEALTH PROBLEMS RELATED
TO THE USE OF COMPUTERS
If computers are not used
properly, a lot of health
problems may arise
and
these problems may be
avoided if people use
computers appropriately.
Do you use computer regularly.
What health problems did you get
while working with a computer.
HEALTH PROBLEMS
EYE STRAIN BACK
ACHE
WRIST PAIN
EYE STRAIN
CAUSES
 Insufficient breaks
 Prolonged or excessive use
 Glare (brightness) from the screen
 Reflection on the screen (sunlight)
PRECAUTIONS:
 Take frequent breaks
 Use antiglare screen
 Use curtains on windows
 Blink the eyes regularly
 Eyes must be in line with monitor
BACK ACHE & WRIST PAIN
CAUSES:
• Wrong posture
• Excessive use
PRECAUTIONS:
• Take regular breaks.
• Adopt the right posture and use back
rest.
• Use footrests and adjustable chairs
WHAT IS RSI?
Repetitive strain injuries (RSIs)
are "injuries may be caused by
repetitive tasks, forceful exertions,
or awkward positions".
It is a collective name for a variety
of disorders affecting the neck, the
shoulders and upper limbs.
THE POSTURE TO ADOPT WHILE USING A PC
SUMMARY
10
TRUE AND FALSE
1. One cause of RSI is typing for long periods of
time without rest. _______
2. Using a monitor that faces the window
without curtain will cause eye strain._______
3. It is not important to take regular break while
using a PC. _______
4. RSI stands for Repetitive Stress Illness.
_______
5. Adopting the right posture while using the
computer will reduce back pain. _______
QUESTION 2
a. State two health problems associated
to the use of computers.
b. For each above mentioned health
problems, state two precautions that
can be taken to reduce these health
problems.

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Computer health & safety issues

  • 1. RECAP – SOME COMPUTER SAFETY GUIDELINES AT HOME AND IN COMPUTER LAB • Do not eat and drink near computers. • Do not run and play near computers. • Do not operate computers during heavy rainfall and thunder storm. • Do not open system or monitor casing. • Do not insert any metal objects
  • 2. SYLLABUS AND LEARNING OBJECTIVES Learning Objectives:  Explain what health problem is.  Identify the different health problems.  How these problems can be minimised.
  • 3. HEALTH PROBLEMS RELATED TO THE USE OF COMPUTERS If computers are not used properly, a lot of health problems may arise and these problems may be avoided if people use computers appropriately.
  • 4. Do you use computer regularly. What health problems did you get while working with a computer.
  • 5. HEALTH PROBLEMS EYE STRAIN BACK ACHE WRIST PAIN
  • 6. EYE STRAIN CAUSES  Insufficient breaks  Prolonged or excessive use  Glare (brightness) from the screen  Reflection on the screen (sunlight) PRECAUTIONS:  Take frequent breaks  Use antiglare screen  Use curtains on windows  Blink the eyes regularly  Eyes must be in line with monitor
  • 7. BACK ACHE & WRIST PAIN CAUSES: • Wrong posture • Excessive use PRECAUTIONS: • Take regular breaks. • Adopt the right posture and use back rest. • Use footrests and adjustable chairs
  • 8. WHAT IS RSI? Repetitive strain injuries (RSIs) are "injuries may be caused by repetitive tasks, forceful exertions, or awkward positions". It is a collective name for a variety of disorders affecting the neck, the shoulders and upper limbs.
  • 9. THE POSTURE TO ADOPT WHILE USING A PC
  • 11. TRUE AND FALSE 1. One cause of RSI is typing for long periods of time without rest. _______ 2. Using a monitor that faces the window without curtain will cause eye strain._______ 3. It is not important to take regular break while using a PC. _______ 4. RSI stands for Repetitive Stress Illness. _______ 5. Adopting the right posture while using the computer will reduce back pain. _______
  • 12. QUESTION 2 a. State two health problems associated to the use of computers. b. For each above mentioned health problems, state two precautions that can be taken to reduce these health problems.