In today’s society, many people have to use online communication more, computer Vision Syndrome (CVS). It is a group of eye-related symptoms that cause vision changes after staring at a computer screen. And digital devices for a long time, such as a mobile phone. If you don’t rest your eyes or look away from the screen, it can cause blurred vision, eye irritation, sore eyes, and dry eyes.

Conditions that cause symptoms are:

Working in a place with insufficient light, glare from a computer screen. Improper distance between the screen and the user, incorrect sitting posture, uncorrected abnormal eyesight. In some cases with severe symptoms. It is usually due to abnormal eyesight that has not been correct, such as nearsightedness, farsightedness เล่น UFABET ผ่านมือถือ สะดวกทุกที่ ทุกเวลา, astigmatism. Or age-related long-sightedness which occurs in people over 40 years old. This group of patients will squint a lot to reduce blurriness, causing easy eye pain and fatigue.

Nowadays, young women tend to use contact lenses for beauty or to correct abnormal eyesight. Using contact lenses will cause dry eyes while using the computer, causing more eye pain, burning eyes, and discomfort.

Preventing Computer Vision Syndrome, as follows:

• Use computers or digital devices, including reading books, in areas with sufficient lighting.
• Position the computer screen about 20-28 inches away from your eyes. And the center of the screen should be about 10-20 degrees or 4-5 inches below eye level.
• Position it approximately 20-28 inches away from the screen.
• Rest your eyes every 20 minutes and look away about 20 feet or 6 meters for 20 seconds.
• Blink frequently to prevent dry eyes.
• For those who have vision problems such as nearsightedness, farsightedness , or astigmatism. You should wear glasses or contact lenses to see the images on the screen clearly.

The eyes are the organs that are mainly affect by computer use. In medicine, there is a branch of the symptoms call Computer Vision Syndrome (CVS), or CVS for short. It comes from using your eyes in front of a computer for a long time without taking a break and not taking care of your eyes as much as they should.