METHODS Students attending five different types of high schools in central Elazig (a city in Turkey) during the 2009-2010 school year constitute the study population. One class was randomly selected from each high school. Out of 650 students, 640 participated in the study. The data were evaluated by using the SPSS program; percentage, mean, and chi-square analyses were used. FINDINGS Of all t...

Etymologically, 'opinion' has at least one foot in the idea of being able to think independently, of owning one's thoughts, and the other in the idea of choice, of being able to have preferences, judge something one way or another, or take one of several positions on a controversial issue. Having opinions implies being cognitively autonomous, independent, but also somewhat unpredictable. Althou...

eDITORIaLS Food additives and hyperactivity Evidence supports a trial period of eliminating colourings and preservatives from the diet Whether preservatives and colourings cause or exacerbate hyperactive behaviours is an important question for many paediatricians and parents. A recent randomised placebo controlled trial in 297 children aged 3-9 years provides evidence of increased hyperactive b...