Our children spend much time at the computer and we all realized the powerlessness to reduce that time. In fact, the hours spent at the computer are helpful and pleasant. Children learn many things, develop imagination and reflexes fun playing various games. That is why we are very difficult to restrict them from sitting in front of the monitor, but we can at least teach them how to properly do it.
When the child is at the computer time flies imperceptibly and quickly, and long stay is not safe.
There are certain rules that need to teach your child to make sure that the prolonged stay at the computer will seriously harm his health:
Spinal deformities are a serious problem in adolescents and in recent years they largely due to bad posture soak the children at the computer. It is important to note the posture of the child and show him what is right. It will observe the rule not to remove it from the computer.
1. The distance between the eyes and the monitor to be 50-70 cm., And the distance between the eyes and the keyboard can be 45-50 cm.
Harmful to the eyes, if the monitor behind a window without blinds and curtains. The monitor should not come in direct sunlight. The child should not work on a computer in a room where there are mixed light – sunlight and artificial. The symbols on the screen should be dark on a light background.
2. Elbows should be bent at right angles to the surface of the desk.
Shoulders should be relaxed. Upper arm (from the shoulder to the elbow) is slightly spaced from the body.
3. The lower arm (from elbow to wrist) is slightly tilted down, but not more than 20 degrees to the desk.
When using the keyboard, the child does not have to bend your wrist while writing – fingers are slightly bent and thumb relaxed. It’s nice to be with the keyboard keys that are at a slight incline.
The mouse should be the size of a palm and child not to move only the thumb and little finger. It should always have a pad.
4. The knees should be bent at right angles.
Bureau, which is a computer to be stable and resistant to vibration. The chair is on wheels, adjustable seat height and backrest, which should provide support for the spine at the waist.
The rules are not difficult and are valid not only for our child, but also for the nas.Ako observe you can save a lot of health problems in the future.
In order not to damage the child’s eyesight
To relax your eyes from the computer when working on it, the child should be shifted from time to time eyes from the monitor and focus on a distant object. Try to do this and it occasionally distracted by something outside the computer. It just will hardly complied with this recommendation.
We have to control the recommended distance from the monitor and keyboard.
And do not forget that it is necessary prophylactic examination of vision in an ophthalmologist (at least once a year) for your child.