＂Workplace Health Class＂ will broadcast ＂Stay away from digital visual fatigue＂ on August 15th.

Have you calculated how long you use electronic equipment every day? Dry eyes, itchy eyes, painful eyes, stinging eyes, photophobia, tears, foreign body sensation, etc. How many symptoms have you got? While electronic products bring us convenience, improper use may also cause serious harm to our eyes.

What diseases are the symptoms of eye discomfort often felt in life?

We usually have a series of eye discomfort symptoms caused by excessive use of electronic products, such as dryness, swelling pain, itchy eyes, easy fatigue, blurred vision, foreign body sensation, burning sensation, fear of wind, photophobia, sensitivity to external stimuli, etc., which may be the manifestations of dry eye, asthenopia and pseudomyopia.

How is dry eye syndrome?

Dry eye refers to a tear secretion disorder caused by many factors, with dry eyes as the main symptom. Dry eye sometimes the eyes are too dry and the basic tears are insufficient, but it stimulates the secretion of reflective tears, resulting in frequent tears.

Main symptoms: dry eyes, easy fatigue, itchy eyes, foreign body sensation, burning pain, sticky secretions, fear of wind, photophobia and sensitivity to external stimuli.

How is visual fatigue?

Visual fatigue is not an independent disease, but a group of fatigue syndrome caused by various reasons. Visual fatigue is mainly caused by the decrease of blinking times when people concentrate on watching the screens of electronic products such as TV, computer or mobile phone, resulting in a corresponding decrease in tears secretion, and at the same time, the flashing screen strongly stimulates the eyes, which will cause and aggravate various eye diseases.

The main symptoms: eye fatigue, dry eyes, foreign body sensation, heavy eyelids, blurred vision, photophobia and tears, eye swelling and pain, eye congestion, headache, dizziness, nausea, listlessness, inattention, memory loss, loss of appetite and other systemic symptoms. A few patients may have diplopia, stereoscopic vision dysfunction, elevated intraocular pressure, corneal damage, etc., and teenagers may also have myopia or deepen myopia.

How is pseudomyopia?

Pseudomyopia is caused by the continuous contraction and spasm of ciliary muscle and the increase of lens thickness, which leads to blurred vision. If pseudomyopia is not relieved in time, it will lead to the enlargement of axial length and become true myopia.

Can you avoid dry eye symptoms by closing your eyes?

Close your eyes and rest can protect your eyes, but it can’t prevent dry eye. The most effective way to prevent dry eye is to blink effectively. Blink, that is, what we usually call blink.

Can staring at green alleviate visual fatigue?

Green is the most favorable color for the eyes, but just looking at green can’t relieve visual fatigue. The most effective way to relieve visual fatigue is to let your eyes look far away and have a proper rest.

Can anti-blue glasses and anti-blue mobile phone film effectively protect eyes?

It is not recommended to protect your eyes through anti-blue glasses and anti-blue mobile phone film. What is really harmful to the eyes is: short-wave blue light with a wavelength of 400~450.

How to prevent visual fatigue?

● Pay attention to the distance of using electronic products.

● Pay attention to the time of using electronic products and follow the "20-20-20" rule.

● Pay attention to adjusting the brightness of electronic products.

● Strengthen outdoor activities and get full exposure to the sun.

● Maintain hand hygiene and prevent eye infection.

● Strengthen nutrition.

On August 15th, Wei Wenbin, vice president of Beijing Tongren Hospital affiliated to Capital Medical University, and Li Ying, chief ophthalmologist of Peking Union Medical College Hospital were invited to keep you away from "digital fatigue". Please watch.