aim and background: the role of behavioral inhibition and activation systems as predisposing factors in readiness for emotional and behavioral problems in adolescents has been increasingly studied in recent years. the purpose of this study was to investigate the role of these two systems in predicting the development of psychopathology in adolescents. methods and materials: the study population...

on quinine turned mostly on its piophylactic value. This was affirmed by most of the speak; but it was pointed out that the prophylacers tic exhibition of quinine could not prevent infection, though the drug was competent to destroy the plasmodium after infection had taken place. The use of the microscope in guiding and checking the employment of quinine was strongly urged. The discussion on an...

Increasing condom use to prevent sexually transmitted infections is a key public health goal. Interventions are more likely to be effective if they are theory- and evidence-based. The Behaviour Change Wheel (BCW) provides a framework for intervention development. To provide an example of how the BCW was used to develop an intervention to increase condom use in heterosexual men (the MenSS websit...

Why should a behavioral scientist study telomeres? Mainte nance of telomeres, the natural ends of linear chromosomes, is a fundamental biological mechanism of all eukaryotic cells, from protozoa to humans. Gradual shortening of telomeres after each cell division eventually can lead to loss of cellular division capacity and cell death, and contribute to genomic instability, a characteristic of c...

OBJECTIVE To demonstrate that six common errors made in attempts to change behaviour have prevented the implementation of the scientific evidence base derived from psychology and sociology; to suggest a new approach which incorporates recent developments in the behavioural sciences. STUDY DESIGN The role of health behaviours in the origin of the current epidemic of non-communicable disease is...