The hearts of competitive athletes: An up-to-date overview of exercise-induced cardiac adaptations Hélder Dores, António Freitas, Aneil Malhotra, Miguel Mendes, Sanjay Sharma

Electrocardiographic evaluation in athletes: ‘Normal’ changes in the athlete's heart and benefits and disadvantages of screening Sérgio Machado Leite, João Freitas, Manuel Campelo, M. Júlia Maciel

Morphological and functional changes in athlete's heart during the competitive season Nuno Cabanelas, Secundino Freitas, Lino Gonçalves