Breast cancer patients receiving chemotherapy often experience symptoms such as nausea, vomiting and loss of appetite that potentially affect body weight and body composition. Changes in body weight and body composition may detrimentally affect their quality of life, and could potentially increase the risk of disease recurrence, cardiovascular disease and diabetes. | A longitudinal mixed methods study on changes in body weight body composition and lifestyle in breast cancer patients during chemotherapy and in a comparison group of women without cancer Study protocol