- Our twentieth century lifestyle means we need to exercise to maintain good health.
- This site shows us how to sit at a computer and how to exercise so that we don't injure ourselves.
- If you are relaxed your collarbones are horizontal.
- You should sit neither of the above.
- The monitor should be at eye level.
- Your feet should be flat on the floor.
- If you don't take note of your posture, and you don't do some stretches and take regular breaks you may suffer a serious injury.
- You'll feel a stretch down one side of your neck if you bend your head towards your armpit
- This site suggests 6 different stretches you could do.
- Our twentieth century lifestyles are not ideal for our health.