Cholesterol & Lipids: LDL, ApoB, Lp(a) and Heart Risk

Understand the major lipid measurements used in cardiovascular prevention, what they mean, when additional testing may help, and how cholesterol-lowering therapies affect LDL.

Start here

Cholesterol Blood Tests: LDL-C vs ApoB vs Lp(a) vs hs-CRP →

Start with a guide to what each measurement tells you.

Understand your results

LDL Cholesterol →

What the number means and how LDL is lowered.

ApoB Test →

Understand particle number and its relationship to LDL cholesterol.

Lipoprotein(a) →

Explore this inherited lipid measurement.

Treatment & tools

LDL Reduction Calculator →

Model statin doses and selected combination therapies.

LDL Calculator: Methodology and Evidence →

Read the equations, study sources, and limitations.

Related prevention

Life’s Essential 8 Calculator →

Explore eight areas of cardiovascular health.

Preventive Cardiology →