A growing epidemic is sweeping through the developed world, threatening millions with disability and death: obesity. ‘Epidemic’ may sound exaggerated, but the facts speak for themselves: 154 million people worldwide are obese—or more than 20% are over their ideal body weight—including more than 50% of all Americans. More disturbing is the prevalence of childhood obesity, which has jumped dramat...

Abstract West African countries have made impressive progress in fighting against malnutrition and hunger ensuring food quality varying choices. This paper aimed for the first time to evaluate determinants of diet choice by populations Africa, especially those Benin, Togo, Nigeria. The data collected from 473 people relate mainly their socioeconomic cultural characteristics factors determining ...

BACKGROUND Violent behavior among adolescents is a significant problem worldwide, and a cross-national comparison of adolescent violent behaviors can provide information about the development and pattern of physical violence in young adolescents. OBJECTIVES To determine and compare frequencies of adolescent violence-related behaviors in 5 countries and to examine associations between violence...

BACKGROUND Violence among adolescents has untoward psycho-social and physical health effects among this age group. Most of the literature on this topic has been from high-income nations, and little information has come from middle- and low-income nations. This study was done to assess the relationship between physical fighting and bullying victimization among Venezuelan school-going adolescents...

Cuban scientists have a tough time because of the isolation from the United States, but as Michael Gross reports, this has forced successful innovation in the biosciences with global potential amongst poorer, third world countries.