abstract: A scope of research entitled Health Behaviour in School-Aged Children [HBSC] allowed to obtained data for further analysis and systematization; there were some basic trends in behavioral risks revealed as a result which were hazardous for health of schoolchildren in Russia aged 11, 13, and 15.We applied data taken from reports on international HBSC research conducted in 1993, 1997, 2001, 2005, 2009, and 2013.All the data were statistically processed with nonparametric analysis.We compared risk f
journal: Health risk analysis