Ultra Pure 360 Keto By using the nursing process the nurse contributes to workplace health management and by so doing helps to improve the health of the working population at the shop floor level. Nursing diagnosis is a holistic concept that does not focus solely on the treatment of a specific disease, but rather considers the whole person and their health care needs in the broadest context. It is a health based model rather than a disease based model and nurses have the skills to apply this approach with the working populations they serve.