"choking game" and other fainting games

The game that young people call the "choking game", which has been picked up on in the media and which the media helps to spread, is certainly not new. However, new communication channels have taken away the secrecy surrounding various practices that share the same aim of inducing cerebral hypoxia whilst they portrayed them as trivial or even harmless. Given that it may never be in our power to control the flood of information over the Internet, how can we convey full, objective information, which is still the best means of prevention against the pipe-dreams, manipulations and lark mirrors?