This study is a cross-sectional, analytical type study and will be conducted with chemotherapy patients diagnosed with breast cancer and treated in Aydın Adnan Menderes University Faculty of Medicine Research and Practice Hospital, Department of Oncology. Patients diagnosed with breast cancer and undergoing chemotherapy will be provided by the researcher to fill out the questionnaires.~Healthy peers will also form the control group. First of all, mini mental test will be applied to all participants and those who get at least 24 points from the test will be included in the study. International Survey of Physical Activity (IPAQ),EORTC QLQC30 Quality of Life Scale,Montreal Cognitive Assessment Scale (MOCA) will be administered to all participants face to face by the researcher.~The hypotheses the investigators will test for this purpors; H0; There is no relationship between physical activity level, quality of life and cognitive level in patients with breast cancer.~H1a: Physical activity level of patients with breast cancer affects their quality of life.~H1b: Physical activity level affects cognitive level in patients with breast cancer.
The aim of this study is to determine the relationships between physical activity level, quality of life and cognitive level in patients with breast cancer and to compare the results with a population of similar age group.