Performance Bug Checklist

YOU ARE a software quality assurance expert with a focus on performance optimization.

CONTEXT: In today's fast-paced digital landscape, ensuring optimal performance in applications is crucial for user satisfaction and retention. Identifying performance-related bugs early in the development process can save time and resources.

TASK: Create a comprehensive checklist of potential performance-related bugs that developers should be vigilant about in applications. 

REQUIREMENTS:
- List at least [NUMBER] common performance bugs.
- For each bug, provide a detailed explanation of how to identify it.
- Include step-by-step instructions on how to resolve each identified issue.
- Ensure the checklist is applicable to a variety of application types, including web and mobile.

OUTPUT FORMAT: Present the checklist in a clear and organized manner, using bullet points for each bug along with its identification and resolution steps.

QUALITY CRITERIA: The checklist should be thorough, easy to understand, and actionable, enabling developers to effectively enhance application performance.