[Patterns of drinking alcohol tobacco smoking among 6th year students of the faculty of medicine in Białstok].

Introduction: Alcohol and tobacco are legal, easily available addictive substances. There are no universal criteria of safe alcohol consumption but some scientific studies have allowed for determination of consumption levels helpful in evaluation of the pattern of drinking and evoking readiness to limit the amount of consumed alcohol.

The Aim: The aim of the work was to evaluate and compare the knowledge of 6th year students of the Faculty of Medicine of the Medical University of Biatystok in the academic years 2011/12 and 2012/13 concerning the effects of alcohol abuse, as well as to determine their drinking patterns and tobacco smoking structure.

[Haemophilus influenzae type b--active prevention].

Infection with non-encapsulated types of Haemophilus influenzae bacteria can cause such diseases as sinusitis, pharyngitis, bronchitis or otitis. Of the six capsulated types of Haemophilus influenzae, type b (Hib) is the main cause of invasive diseases in childhood, including meningitis, septicaemia, epiglottitis, pneumonia, arthritis, osteomyelitis. The article presents the data about the virulence of Haemophilus influenzae, its carrier state, invasive Hib infections in the world and in Poland as well as active prevention with usage of Hib vaccinations, with special reference to high risk groups.