Why do some people keep smoking, even when a close one has fallen seriously ill because of tobacco? A recent study questions the effectiveness of prevention policies.
Forty-four years after the earliest cases of AIDS were identified, the historian Marion Aballéa retraces the social, economic, cultural, scientific and public health history of the first pandemic...
After decades of repressive legislation, the way in which societies regulate the use of psychoactive substances is evolving but remains decidedly ambiguous.