“…During the pandemic, various international organizations, such as the American College of Sports Medicine (ACSM), the American Heart Association (AHA) and the WHO, recommended regular exercise at moderate intensity to maintain physical and psychological health (7,8) .In addition, physical exercise is an important immune system booster (2) , and although the risk factors associated with severe disease by COVID-19 are still being studied, there is increasing and consistent evidence of the relationship between physical inactivity and an increased risk of severe outcomes, i.e. hospitalization, intensive care unit admission, and/or death, similarly, patients who participated in aerobic and resistance training had a low risk of infection (9) . However, the training load dose and its response to the effort performed, as well as the most appropriate exercise modality, are not detailed (10,11) .…”