The document discusses the health risks associated with prolonged computer use, including eye strain, back problems, numbness, and stress, and suggests preventive measures. It outlines employer responsibilities for creating a safe computer work environment and provides guidelines for minimizing health issues related to computer usage. Key recommendations include regular breaks, ergonomic adjustments, proper lighting, and ensuring appropriate workspace conditions.

1. HRM3233 EMPLOYEE BENEFITS
GROUP NO - 04
COMPUTER
SAFETY

2. GROUP MEMBERS
Miss. K.Gowsiga BAD 12056
Miss. V.Jalini BAD 12065
Miss. M.Jeevini BAD 12074
Miss. T.Mithula BAD 12136
Mr. R.Vivek BAD 12305
Mr. S.Thiruchchelvakumar BAD 12276
Mr. W.Parasuraman BAD 12168

3. Workers who use computers for long
periods or time are susceptible to
health problems.
Many of these problems are avoidable.
You need to be aware on what the problems
are and how they can be avoided.
CONTENTS

4. EMPLOYER REGULATIONS
The law states that an employer must:
provide tillable screens
provide anti-glare screen filters
provide adjustable chairs
provide foot supports
make sure lighting is suitable
make sure workstations are not cramped
plan work at a computer so that there are frequent breaks
pay for appropriate eye and eyesight tests by an optician

5. GENERAL WORKING
ENVIRONMENT
Don't forget that rules for all electrical appliances apply in a
computer room. This means:
 There should be no trailing wires
 Food and drink should not be placed near a machine
 Electrical sockets must not be overloaded
 There must be adequate space around the machine
 Heating and ventilation must be suitable
 Lighting must be suitable with no glare or reflections
 Benches and desks must be strong enough to support the computers

6. MAIN EFFECTS OF
COMPUTER IMPROPER USE
Eye Strain
Back Problems
Numbness in Hands and feet
Stress

7. EYE STRAIN
Looking at a computer screen or a long time can lead to
eye strain.
The symptoms can include headaches and sore eyes.
Eye strain occurs if
working in bad light.
poor work practices
poorly designed equipment
Improperly corrected Vision

8. HOW TO PREVENT
EYE STRAIN
 Get a comprehensive eye exam
 Use proper lighting
 Minimize glare
 Upgrade your display
 Adjust your computer display
 Blink more often
 Take frequent breaks
 Modify your work station
 Consider computer eyewear

9. BACK PROBLEMS
Sitting at computer for a long period o time can lead to
back problems.
The symptoms are back pain or stiffness, possibly in the
neck and shoulders.
Back pain occurs if:
 Users use PCs for a long period of time.
 Adopt a bad poster.
 Have their seats at an incorrect height.

10. HOW TO PREVENT BACK PAIN
 Keep your head up.
 Be choosy with your chair.
 Take breaks.
 Find the right angle.
 Exercises or a healthy Back.

11. NUMBNESS IN
HANDS AND FEET
Muscles and tendons can become painful with repetitive
movements and awkward postures.
This is known as ‘overuse injury’ and typically occurs in
the elbow, wrist or hand of computer users.
Symptoms of these overuse injuries include pain, swelling,
stiffness of the joints, weakness and numbness.

12. HOW TO PREVENT
NUMBNESS
Have your mouse at the same height as your correctly positioned
keyboard.
Position the mouse as close as possible to the side of the keyboard.
Use your whole arm, not just your wrist, when using the mouse.
Type lightly and gently.
Mix your tasks to avoid long, uninterrupted stretches of using the
computer.
Remove your hands from the keyboard when not actively typing, to
let your arms relax.

13. STRESS
It's stressful to be tied to a computer all day.
Lack of control, high workload demands (mental and
physical) and little support are key workplace stressors.
Stressors cause mental, physical and behavioural
symptoms that may become long-term problems.
Issues include slow perfomance,system
crashes,viruses,pop-up ads

14. HOW TO PREVENT STRESS
 Install correct hardware that is capable of meeting tasks
 Having a reliable support team
 Providing users with adequate support and training
 Going for a short walk to get fresh air

15. COMPUTER’S SAFETY
 Switch off completely as your task is completed.
 Use notebook cooler for laptops
 Do not move Desktop PCs while working.
 Provide enough ventilation.
 Put Laptops after using in a bag.
 If the system hangs, wait that pressing shutdown
 Give time to system to response.
 Do not install toolbars.
 Install legal softwares.

16. THANK
YOU