Timing of Specific Exercise Therapy After Breast Cancer Surgery: Early Versus Delayed Initiation

This study is comparing whether starting physical therapy (specifically shoulder and arm exercises) immediately after breast cancer surgery versus delaying it by a few weeks leads to better arm and shoulder function and fewer complications. **You may be eligible if...** - You are a woman between 18 and 65 years old - You are scheduled for breast cancer surgery that includes axillary (underarm) lymph node removal - You are at risk for upper limb problems (such as reduced arm movement or lymphedema) based on pre-surgery assessment - You are able to attend physiotherapy sessions and follow-up visits **You may NOT be eligible if...** - You have recurrent or metastatic (spread) breast cancer - You have severe health conditions (e.g., uncontrolled heart disease, major orthopedic problems) that prevent safe exercise - You have a history of shoulder surgery or chronic arm/shoulder conditions unrelated to breast cancer - You are pregnant or breastfeeding - You cannot communicate in English Talk to your doctor to see if this trial is right for you.