Why does visual tension occur and what to do about it

0

Visual tension is a symptom , which occurs after a person overstrains his eyes for a long time, for example, when working at a computer. It can be manifested by pain, burning or itching of the eyes. Its other manifestations may be:

• clouding or bifurcation of the image;
• watery or dry eyes;
• headache;
• pain in the neck, shoulders or back;
• increased sensitivity to light.

There are several main reasons causing the problem. Among the most common:

• long-term use of a computer, other digital devices-tablets, smartphones;
• reading for a long time without breaks to rest the eyes;
• being behind the wheel when traveling long distances and other types of activities that require increased attention;
• exposure to bright light, glare, etc.;
• presence of a major vision problem, such as dry eyes or refractive error;
• stress or fatigue;

< li>exposure to dry air from a fan, heating system, or air conditioner on the eyes.

Eye strain does not have serious or long-term consequences, but it can be unpleasant and aggravated, experts at the Mayo Clinic (Mayo Clinic, USA). It can also be tiring and reduce the ability to concentrate. People who look at the screens of digital devices for two or more hours in a row every day are at the greatest risk of this condition.

To avoid the problem, experts advise taking systematic breaks when performing work that requires eye strain. It is also important to observe the necessary distance when using gadgets, to ensure that there are no glare or reflections on the screen, and that the contrast between the test and the background is sufficient. It is also useful to monitor the posture and humidity of the air in the room.