Biological and biomedical polymers are emerging as essential materials at the interface of chemistry, materials science, and medicine. From naturally derived biopolymers to synthetically engineered polymeric systems, these materials provide versatile platforms for controlling cellular microenvironments, delivering therapeutic molecules, and developing advanced diagnostics. This session will highlight recent advances in functional polymers and biohybrid systems, hydrogel matrices for stem cell engineering and regenerative medicine, as well as polymer-based interfaces for bioelectronics and targeted therapy. By featuring pioneering contributions from leading researchers worldwide, the session will illustrate how polymer is driving innovation in healthcare and shaping the future of human well-being.