Introduction:
Research methodology is the backbone of good science. Whether clinical or experimental, sound methods ensure the reliability and validity of your results.

Common Methodologies:

• Observational studies: Cross-sectional, cohort, or case-control

• Experimental studies: Randomized controlled trials (RCTs)

• Qualitative studies: Interviews, focus groups

• Meta-analyses: Pooling data from multiple studies

Key Elements:

• Research question

• Sample size & population

• Variables (independent & dependent)

• Bias and confounding factors

• Ethical approval

Conclusion:
Understanding methodology helps you interpret existing research and design your own. Strong methods lead to credible results and better medical decisions.