Verbatim response from Perplexity
To get a full picture of your health annually, the core blood tests recommended by most healthcare providers are the Complete Blood Count (CBC), Comprehensive Metabolic Panel (CMP), Lipid Panel, Hemoglobin A1c, and Thyroid Stimulating Hormone (TSH) test [1][2][3].
These five tests collectively screen for anemia, infections, kidney and liver function, cholesterol levels, blood sugar/diabetes risk, and thyroid function [1][4].
Essential Annual Blood Tests
| Test | What It Screens For | Fasting Required? |
|---|---|---|
| Complete Blood Count (CBC) | Anemia, infection, immune function, blood cell counts [1][2] | No [2] |
| Comprehensive Metabolic Panel (CMP) | Kidney & liver health, electrolytes, blood glucose (diabetes risk) [1][2] | Yes (10–12 hrs) [2] |
| Lipid Panel | Cholesterol (HDL/LDL), triglycerides, cardiovascular risk [1][2] | Yes (9–12 hrs) [2] |
| Hemoglobin A1c | 3-month average blood sugar; prediabetes/diabetes screening [2][5] | No [2] |
| TSH (Thyroid) | Thyroid function; hypothyroidism or hyperthyroidism [1][2] | No [2] |
Additional Tests Based on Age, Gender, or Symptoms
While the five core tests provide a strong baseline, specific groups may need additional markers:
- Men over 40–50: Add PSA (Prostate-Specific Antigen) to screen for prostate issues [2][5].
- Fatigue, hair loss, or immune concerns: Add Vitamin D and Ferritin (iron storage) [2].
- Advanced screening (optional): Direct-to-consumer platforms can test 100+ biomarkers (e.g., ApoB, Lp(a), cortisol, testosterone) but should complement rather than replace your annual physical [8].
Key Recommendations
- Consult Your Doctor: Test frequency and necessity depend on your age, risk factors, and overall health [1]. For example, a baseline lipid panel is often recommended between ages 35–40 unless you have a family history of heart disease [5].
- Fasting: The CMP and Lipid Panel typically require fasting for 9–12 hours for accurate results [2].
- Annual Timing: These tests are standard components of an annual physical exam to establish baselines and monitor health over time [1][9].