Choose a word to complete the sentences.

posture | adapt | ergonomic | spine | influence

1. Where you work should be organized in an way.
2.-3. Your body will to your lifestyle: if you always have a bad , your muscles in your body will change.
4. Your is the series of vertebrae from the skull to the small of the back.
5. If you have a good posture, it might your friends to adapt good postures as well.