The hookah pipe is an ancient tool for smoking tobacco and is a growing public health concern at the global level. YouTube is a website that allows its members to post videos for people to watch and to share comments about the videos in an online forum. The purpose of the study was to investigate the types of videos about hookah on YouTube, their…

This population-based 24-year follow-up study evaluated the association of occupational physical activity (OPA) with overweight and mortality in 47,405 men and women, healthy at baseline, and reporting OPA as sedentary (reference), light, moderately heavy, or heavy. The adjusted odds ratio for overweight was slightly less than 1 for all categories…

Studies in Britain and the US indicate that 10-15% of people with mental retardation show challenging behaviour, like attacking others (aggression), self-injurious behaviour, destruction, and other difficult, disruptive or socially unacceptable acts. Most researchers indicate that challenging behaviour is more common among adolescents and young…

Objective: North American studies conclude that deaf children may have a 2-3 times greater risk of sexual abuse than hearing children. No comparative studies are available in the Nordic countries. The present study was initiated to estimate the prevalence of childhood sexual abuse among deaf children in Norway, describe the nature of the abuse,…