Peri-habilitation for Patients With Gastric Cancer

Nutrition Group (NUT) Participants will receive standard clinical care combined with nutrition education and protein-enriched soy milk supplementation for approximately 2 weeks before surgery and about 3 weeks after hospital discharge.

"Exercise and Nutrition~Participants will receive peri-habilitation exercise training together with nutritional intervention, including carbohydrate plus protein-enriched soy milk supplementation twice daily (before and after exercise), for approximately 2 weeks before surgery and about 3 weeks after hospital discharge."