[Weaverville] To achieve convenience, a lights style dedicated to the human being, and in this case on the people, is vital. New lights technologies allow constant and progressive charge of shade temperature and lights amounts to evolve to individual biological rhythms. Reducing electrical energy consumption is still one of the pending subject areas of each health facility, since energy saving should be on the agenda of all the hospitals to be able to decrease the ecological footprint and also transfer towards infrastructures with practically zero consumption.