Patient-Centered Surgical Prehabilitation

This study is evaluating a personalized preparation program (called prehabilitation) for patients scheduled to have their bladder removed (cystectomy) for bladder cancer. The goal is to improve strength, nutrition, and overall readiness before surgery to help patients recover faster and better. **You may be eligible if...** - You are between 18 and 85 years old - You are scheduled for full bladder removal surgery (open or robotic), including a urinary diversion (ileal conduit or neobladder) - You are considered a reasonable surgical candidate by anesthesia standards **You may NOT be eligible if...** - You are having only a partial bladder removal - You have had a prior total colectomy, gastrectomy, gastric bypass, or have a colostomy/ileostomy - Your cancer has spread to other parts of the body - You are being treated for another type of cancer at the same time - You recently received chemotherapy (within 1 month before surgery) - You are pregnant or breastfeeding Talk to your doctor to see if this trial is right for you.