【Disease・causes】

  Asthenopia refers to the symptoms caused by eye strain and discomfort due to long-term desk work and eye burden. Besides eye strain and pain, there will also be systemic symptoms such as headache and scapulohumeral periarthritis.
  As for the main causes of asthenopia, it is said that close-distance work such as desk work, using telephone or tablet, driving, and watching TV with glasses or contact lenses with wrong power for a long time can easily cause asthenopia. If you work on your computer or use your smart phone for a long time, your eyes need to keep focus constantly, and the ciliary muscle, which plays an important role in adjusting the focus, is always in a state of tension, which is prone to eye strain. In the process of working with eyes for a long time, if you do not take breaks properly, the asthenopia may get worse. Working in dark or dazzling places will also increase the burden on eyes, which may lead to eye strain. In addition, glaucoma, cataract, and dry eye can also cause asthenopia.

【Symptoms】

  As a symptom of asthenopia, eyes feel tired and heavy. Eye symptoms such as eye pain, dim eyesight, blindness, and congestion are the main symptoms, however, if the symptoms of asthenopia are serious, besides eye symptoms, there will be systemic symptoms such headache, scapulohumeral periarthritis and nausea, which may not be fully recovered even after rest and sleep.

【Treatment】

  If the cause can be known, you need deal with it. If glasses or contact lenses do not match, please replace it; if the asthenopia is caused by eye diseases, the symptoms can be alleviated with the treatment of eye diseases.
  For people who often use computers or smart phones for a long time, it is very important to take proper rest during work. Proper lighting environment is also very important. Although there is no specific medicine for eye strain, eye drops and oral medicines containing Vitamins are sometimes effective.

【Summary】

  Asthenopia is a common eye disease in modern digital life, it is very important to take proper care and preventive measures. When working on computers for a long time, taking regular rest and measures to protect eyes will help alleviate eye strain. In addition, if the symptoms keep constantly and get serious, it is important to consult an ophthalmologist for professional treatment.