Project »Doping prevention through peer learning among youth - prePLAY« aspires to develop and shape a new network of young athletes that believe in a sound mind in a healthy body and reject any thought of using doping substances to enhance their athletic prowess. The project is a model of creating a transnational network of (young) people who have the knowledge about fight against doping and are aware of consequences of the abuse of prohibited substances and methods. Through peer-to-peer network, we will directly and indirectly build a network in which sport and its values are something worth sacrificing one's free time for. It will be network of new generation that fights for ethical and moral values of honest and fair participation in sports with the purpose of preventing a pro-doping culture. Project »prePLAY« targets youth on grassroots level of sport who are looking to improve their body image or take their sports careers to competitive and professional level. The project also indirectly addresses all other stakeholders that create and shape the environment for young athletes, as well as all recreational athletes and participants in mass sporting events.The main objectives and target groups of the project »Doping prevention through peer learning among youth« are:1) Implementation of preventive and awareness-raising activities on grassroots level of sport, especially targeting primary and secondary school students 2) Recruitment and training of anti-doping ambassadors targeting young athletes, who just finished or are finishing their sport careers3) Following the foot steps of South American countries, which pronounced 10th of April as a Play True Day, enforcement of a Play True Day in Europe, targeting sport and general public4) Creating model rules for peer networking in doping prevention programs