The healthy backbone is not only great health, but also the tightened figure and indicator of self-confidence. It is necessary to hold back as sitting at table, and when walking.
1. What is correct posture? The person who has direct and healthy backbone goes with the developed and lowered shoulders, does not extend neck forward and does not pull for himself leg. To check the bearing, it is necessary to rise closely to wall, touching it by nape, shovels, buttocks and heels, and between waist and wall to push palm. When moving from the vertical surface of spin has to remain in invariable situation.
2. Both at meal time, and in operating time of spin experiences certain strain. If to sit in the wrong pose long, the backbone begins to be bent, joints hurt, osteochondrosis and scoliosis develops. Only if to watch bearing and to adjust table and chair to parameters of the growth, it is possible to avoid these problems.
3. If your growth is in limits of 170-180 cm, then you need table 0.8 m high, and chair 0.5 m high with width of sitting from 0.4 m. To define how to sit at table, it is necessary to push chair seat under table on 5-7 cm. Now it is possible to sit down.
4. So, sit down on chair, having bent legs at an angle of 100 degrees. Forearms it is necessary to arrange on table, and elbows on armrests. The interval between stomach and edge of table-top has to make about 5 cm. Also it is required to watch that the correct posture without support on chair back remained. It is periodically necessary to take break in work, to warm up, and then again to rise to wall, checking as you hold back. The muscle memory will gradually be developed, and from backbone the excess loading will be removed.
5. How to hold back sitting at the computer? Situation in front of the monitor has to be identical creeping behind desk. That is it is necessary to sit directly, without touching by back and waist of back of chair, elbows have to be not on weight, and the head cannot be thrown back. For this purpose the screen of the computer or the notebook needs to be turned so that it was located at the level of eyes or is a little lower. Font size and brightness of illumination need to be adjusted so that it was not necessary to squint or extend neck in attempt to read lines or to make out the picture.
6. Teenagers and children who spend behind desk much time need support for legs. Forbid the child to lean on elbows that shoulders did not rise and load of neck and humeral belt did not increase.