In fast-paced development environments, software evolves constantly with new features, bug fixes, and refactoring. While these updates drive innovation, they also increase the risk of previously stable functionality breaking in subtle ways. This is where regression testing becomes vital—it provides a systematic approach to ensure that existing behavior continues to work as expected, even as the codebase changes. By integrating regression testing into CI/CD pipelines, teams can catch unintended side effects early, reduce production incidents, and maintain user trust. The process also helps prioritize risk by focusing validation on critical workflows and high-impact features. Over time, a thoughtful regression approach not only improves quality and reliability but also enables teams to move faster with confidence, balancing speed of delivery with software stability. A strong regression strategy empowers organizations to innovate without sacrificing the reliability of what already works, ensuring a smoother experience for both developers and end users.