The article deals with perspective directions of protecting the health of teachers of naval universities at the modern stage of construction of the Navy. The features of the activities of the faculty. The research reflects the high importance of ensuring a high reliability of professional activity of military men - teachers of educational institutions of the Navy, by maintaining their occupational health. One of the ways of its solution is a scientific and methodological substantiation and development of a system of measures for diagnosis, preservation and strengthening of professional health of the military personnel, teachers of educational institutions of the Navy. The article presents the rationale for the selection of the external criterion and the methodology of the expert assessment of the success of the military-professional activities of teachers of naval universities. The results of the development of diagnostic regression models characterizing the level of professional health and to predict the number of days of trumpeter in the polar regression equation groups of soldiers - teachers of naval universities. The inclusion of the methodical diagnostic model of psychophysiological characteristics, reflecting and fully describing the methodological principles of the system, reliably and effectively predict how the profession affects the health.