Staring at the computer screen for a long time is easy to produce a "screen face" with indifferent expression, which is easy to produce personality disorder and personality abnormality, so get up and rest for 5 minutes every hour to look at the green objects in the distance;
In addition, stationery such as correction fluid is rarely used, because correction fluid contains carbon monoxide, dichloromethane and other substances that are irritating to the respiratory system and nervous system;
In an air-conditioned room, we should pay attention to adjusting the indoor and outdoor temperature difference, not exceeding 8 degrees, and maintain a certain amount of sunshine and ventilation every day, usually 2-4 hours a day.