Masturbation is still a controversial issue among researchers. A historical view, presented in this article, provides us with a wide range of interesting facts concerning its assessment from a medical, philosophical and religious perspective. Similarly, modern psychology, pedagogy and other disciplines dealing with mankind try to perceive masturbation in a wider, anthropological context. Therefore, moral assessment of masturbation has to based on a comprehensive approach to a man, because only in such perspective one can form justifiable judgments on such delicate matters. Catholic Church explicitly expressed its opinion on moral assessment of masturbation in a range of documents issued by the Teaching Office of the Church.