Why is it good to do the exercise?

We want our door to be always open to our colleagues – but what does that do to us? Gloria Mark and her associates discovered that interruptions do not affect quality or the time it takes to finish a task. On the other hand, it affects our health – we work faster and experience greater stress and frustration in order to make up for the interruption. How do you give yourself more control over your work situation without ruining the friendly atmosphere?