In modern military realities, it is difficult and even inappropriate to deny the role of information as a tool confrontation, in fact - weapon. Information allows you win war without firing single shot, creating fueling internal contradictions. Such tactics are characteristic new format wars hybrid wars, where direct factor only one components whole.
 It worth paying attention that conditi...

BACKGROUND Vertical jump is an index representing leg/kick power. The explosive movement of the kick is the key to scoring in martial arts competitions. It is important to determine factors that influence the vertical jump to help athletes improve their leg power. The objective of the present study is to identify anthropometric factors that influence vertical jump height for male and female mar...

purpose taekwondo, as the most popular martial art among iranian sportsmen, might lead to injury for the athletes of this sport during competitions. we decided to report the incidence rate of injuries sustained by the athletes of this sport during national competitions. methods all competitions of iran national championship taekwondo league in 2006-2007 with 204 athletes were observed prospecti...

purpose post exercise proteinuria and increased urinary gamma-glutamyl transferase (ggt) levels can be indicative of exercise-induced renal damage. the aim of this investigation is to study the effect of one session of intensive training on renal damage markers and compare their values to those 6 hours after training. methods in this cross-sectional study with pre- and post-test design, 10 elit...