Deepfakes are algorithmically modified video and audio recordings that project one person’s appearance on to of another, creating an apparent recording event never took place. Many scholars journalists have begun attending the political risks deepfake deception. Here we investigate other ways in which deepfakes potential cause deeper harms than been appreciated. First, consider a form objectifi...

Aversive emotional reactions to real or imagined social harms infuse moral judgment and motivate prosocial behavior. Here, we show that the neurotransmitter serotonin directly alters both moral judgment and behavior through increasing subjects' aversion to personally harming others. We enhanced serotonin in healthy volunteers with citalopram (a selective serotonin reuptake inhibitor) and contra...

Harm reduction encompasses interventions, programmes and policies that seek to reduce the health, social and economic harms of drug use to individuals, communities and societies. We envisage harm reduction as a ‘combination intervention’, made up of a package of interventions tailored to local setting and need, which give primary emphasis to reducing the harms of drug use. We note the enhanced ...

OBJECTIVES Game playing is very popular among Hong Kong teenagers. This study aimed to investigate adolescent gaming behavior and addiction at the Internet cafe, and to explore perceived benefits and harms associated with the activity. METHODS A convenient sample of 13 male high school students aged 12-15 years (mean age = 13.6 years) were interviewed at two Internet cafes. Young's (Caught in...

BACKGROUND Binge drinking (drinking on a single occasion >or=5 drinks for men or >or=4 drinks for women) is a common risk behavior among U.S. adults that is associated with many adverse health and social consequences. However, little is known about binge drinking among active-duty military personnel (ADMP). The objectives of this study were to quantify episodes of binge drinking, to characteriz...