It has never been clearer that communication is an important public health intervention that contributes to controlling pandemics. The WHO Regional Office for Europe discusses this and the risks of an “infodemic” – an overabundance of information, some of which can be misleading or even harmful. WHO launched the first Infodemiology conference on 29 June, which includes talks with experts on how the infodemic affects the world and reflections on how it can be managed.