Moderate-Intensity Exercise and Pain Sensitization in Breast Cancer Survivors: A Case-Based Study

This study is looking at how moderate exercise affects pain sensitivity in women who have finished breast cancer treatment and still experience persistent pain or unusual sensations in the chest, arm, or shoulder area. **You may be eligible if...** - You are a woman diagnosed with stage I, II, or III breast cancer - You completed active treatment (surgery, chemo, or radiation) at least 6 months ago - You have ongoing pain or altered feeling in the upper body related to your cancer treatment **You may NOT be eligible if...** - You had breast cancer in both breasts - Your cancer has come back locally - You have another cancer - Your pain is not related to cancer treatment - You have a neurological or cognitive disorder - You do not speak Spanish (this study appears to be conducted in Spanish) - You have a medical condition that prevents moderate-intensity exercise Talk to your doctor to see if this trial is right for you.