Schreiber S, Faude O, Gärtner B, et al. Abstract Objective To investigate the risk of transmission among potentially infectious SARS-CoV-2-positive football players while participating in training or matches at amateur, youth and professional levels. Methods  Between August 2020 and March 2021, football players who tested positive for SARS-CoV-2 and participated in matches or training during the period of potential contagiousness were …

Krzywański, J et al. Elite athletes with COVID-19 — Predictors of the course of disease. Journal of Science and Medicine in Sport, 25 (2022) 9–14.   ABSTRACT Objectives: The aim of the study was to identify predictors determining the course of COVID-19 and antibody response in elite athletes.Design: Observational study.Methods: Routine medical screening with physical examination, resting ECG, and laboratory …