LETTER TO THE EDITOR: COVID-19 QUARANTINE IN OLDER PEOPLE: THE NEED TO THINK ABOUT SARCOPENIA-RELATED PHENOTYPES
The coronavirus disease 2019 (COVID-19) has rapidly become the World Health Organization’s leading priority and is imposing a wide range of public concerns (1). COVID-19 outbreak was recently declared a global pandemic that is substantially associated with hospitalization and mortality (2). Worldwide, quarantine and social distancing have been the first line measure to prevent the highly contagious virus from spreading further (3). Older age is the most important risk factor for COVID-19-related complications, with case-fatality rate ranging from 15 to 20% in octogenarians. Therefore, social distancing (and when possible isolation) has been specially emphasized in the older adults. While attempts to suppress human to human transmission are clearly warranted, prolonged home stay is expected to have adverse effects on other features of the individuals` health. For example, an abrupt reduction in physical activity patterns and increase in sedentary behaviors may lead to disuse-induced physical decline, which can be hazardous for older people who already present reduced functional reserve (4.