EN
The article, is aimed at presenting the main conceptions of eugenics movement and its social consequences. 'Improvements of societies' were often executed at the expense of individuals or the whole social groups which were considered inferior species. Thousands of people were sterilized (e. g. in the USA) or eliminated (as in fascist Germany). That is why the word 'eugenics' arouses negative feelings nowadays. Unexpectedly however, eugenics is again in favour in a completely new social context.