Objectives: In this study, we aimed to assess the effects of complete decongestive therapy (CDT) on reducing lymphedema and enhancing gross motor strength (GMS), functional ability in the upper arm, quality of life (QoL), and pain relief among women who had undergone breast cancer surgery and chemo/radiotherapy in Montenegro. Methods: This prospective observational/pilot study included 50 women with breast cancer-related arm lymphedema, with an average age of 60.88 ± 12.78 years. The four-week Phase1-CDT...