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.
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.
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.