Ageing is a fundamental biological process in all living beings. Nowadays as a result of developments in preventive and therapeutic medicine, and improvements in the quality of life, ageing of the population is one of the most important demographic issues. In the elderly, cancer is one of the predominant causes of mortality and morbidity, and its incidence increases with ageing. Sixty percent of all cases with cancer, and 70% of cancer-related deaths occur in patients aged 65 years and over. For optimal care, and treatment of elderly cancer patients a multidisciplinary approach consisting of physical, psychological, and tumor-related assessments should be pursued. Because of increased incidence of cancer caused by demographic changes in Turkey and in the world, an increase in the burden of cancer in the population is expected. In the years to come, this expectation will also lead to an increase in cancer-related health expenses.
COVID-19 is an infectious disease caused by a newly emerging coronavirus infection. A pandemic was announced by the World Health Organization (WHO) in March 2020 due to COVID-19 disease (WHO, 2020a;Li et al., 2020). Since the announcement of the COVID-19 pandemic, a total of 43 million COVID-19 cases have been reported globally, including approximately one million deaths. In Turkey, according to the latest data of the Ministry of Health, a total of 361 thousand COVID-19 cases, including 9,799 deaths, have been identified (WHO, 2020a).The COVID-19 pandemic has started to threaten the health care systems of countries and has increased the burden on health care professionals Açıksarı & Kınık, 2020). Health care professionals are the most valuable resource in protecting, preventing and treating public health for all countries (WHO, 2020b;
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