There is no universal checklist
Useful screening and checkups depend on age, personal and family history, symptoms, pregnancy status, existing conditions and local recommendations. A test that is appropriate for one person may not be useful for another.
Prepare for the appointment
Bring a list of medicines and supplements, note relevant family history and write down questions. Ask what a proposed test is intended to detect, what its limitations are and what the next step would be for different results.
Use trusted local guidance
Screening schedules differ by country and health system. A qualified clinician can help you decide what is appropriate and when to return. This guide is educational and does not replace personal medical advice.
A thoughtful next step
Use this guide as a starting point, not a rigid rulebook. Consider your own circumstances, look for reliable sources, and seek qualified professional advice when a decision affects your health or safety.