14 guides

Blood test guides

Every guide covers what the test measures, who benefits, how to prepare, and how to read your number.

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Heart health

Cholesterol, ApoB, Lp(a), inflammation

Lipid panel

Total cholesterol, LDL, HDL, and triglycerides in one draw.

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ApoB

Counts the artery-clogging particles in your blood.

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Lipoprotein(a)

An inherited risk factor most people have never been tested for.

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High-sensitivity CRP

A low-grade inflammation marker linked to heart risk.

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Panel

Heart health panel

The blood tests that give the clearest read on cardiovascular risk.

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Blood sugar

A1C and metabolic checks

Hemoglobin A1C

Your average blood sugar over about three months.

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Thyroid

TSH

The first-line check for an underactive or overactive thyroid.

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Energy and nutrients

Vitamin D, B12, ferritin

Vitamin D, 25-hydroxy

Checks whether you have enough vitamin D for bones and muscle.

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Vitamin B12

Checks B12 for fatigue, tingling, and anemia questions.

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Ferritin

Shows your body's iron stores.

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Hormones

Testosterone

Testosterone, total

Checks total testosterone when symptoms suggest it may be low.

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Full checkup

CBC, CMP, annual panels

Comprehensive metabolic panel

14 markers for kidneys, liver, blood sugar, and electrolytes.

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Complete blood count

Red cells, white cells, hemoglobin, and platelets.

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Panel

Annual physical blood work

A solid baseline: CBC, CMP, lipids, A1C, and thyroid.

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