background: hepatitis a virus (hav) is highly contagious in individuals living in crowded conditions such as military centers. objectives : this study try to investigate the seroprevalence of hav immunity among iranian soldiers and determine whether vaccination should be used for military draftees. patients and methods: in this cross-sectional study, a total of 1554 soldiers were recruited thro...

OBJECTIVE To determine the prevalence and characteristics of, and factors associated with, chronic daily headache (CDH) in U.S. soldiers after a deployment-related concussion. METHODS A cross-sectional, questionnaire-based study was conducted with a cohort of 978 U.S. soldiers who screened positive for a deployment-related concussion upon returning from Iraq or Afghanistan. All soldiers under...

Juvenile hormone (JH) is an important growth hormone in insects that has also been implicated in caste determination in termites. Gas chromatography-mass spectrometry was used to establish that the JH in the Formosan subterranean termite, Coptotermes formosanus Shiraki, is JH III. JH III titers were measured in workers, pre-soldiers, and soldiers from samples collected from the field. The avera...

In termites the evolution of reproductive altruism is not based on a particularly high relatedness between nestmates. For the evolution and maintenance of the ancestral sterile soldier caste, the benefits generated by the soldiers' presence must compensate the loss of the soldiers' reproductive potential. To study the impact of soldiers on colony's fitness, we manipulated the proportion of sold...

The present study compared characteristics of combatant and non-combatant Israeli soldiers (ages 18-21), who committed suicide (N = 429) with others who did not commit suicide (N = 499). Measures of pre-military psychological characteristics and data reflecting adjustment to service were culled from army records. Findings indicated that, in comparison to non-suicide soldiers (NS-soldiers), sold...

BACKGROUND US Army soldiers engage in strenuous activities and must maintain fitness and body weight to retain their jobs. Anecdotal reports suggest that the use of dietary supplements (DSs) by soldiers may reflect their unique occupational requirements and the complexity of their job and family responsibilities. OBJECTIVE We assessed the use of DSs by soldiers. DESIGN We conducted a survey...

objective: the study focuses on psychosocial variables related to suicide ideation in young soldiers. method: 1329 soldiers were randomly selected from the infantry forces in different regions. all the soldiers were requested to complete the beck scale for suicide ideation (bssi) as well as general health questionnaire (ghq-28). data were analyzed using correlation tests. results: the results r...

INTRODUCTION This study aimed to evaluate the retinal changes associated with altitude illness in young soldiers. METHODS A total of 50 young soldiers with altitude illness, who were referred to a tertiary care hospital between October 2003 and January 2006, were included in the study. RESULTS All the soldiers were male. The mean age of the subjects was 30.3 (range 20-44) years. Nine (18 pe...