Code reviews are a cornerstone of modern software development, serving as checkpoints where developers can detect code mistakes, identify areas of improvement, and maintain a robust codebase. Despite the benefits of code reviews being widely acknowledged, many teams still encounter significant challenges that can lead to frustration, stalled delivery, or poor-quality software. Common code review mistakes include overlooking coding standards, reviewing only newly added code, focusing on syntax rather than logic, ignoring context or requirements, providing vague feedback, reviewing too much code at once, skipping security or performance considerations, and being too lenient or too critical. To address these challenges, teams can adopt a hybrid approach that leverages both manual code review and automated code review methods. By understanding the types of code reviews and implementing best practices such as documenting processes, prioritizing smaller pull requests, utilizing tools and integrations, embracing continuous learning, encouraging healthy feedback loops, and implementing timely review policies, teams can minimize common coding mistakes, reduce code review conflicts, and optimize overall workflow efficiency.