Biomarkers
Cholesterol Test (Lipid Panel): What the Numbers Mean
Quick answer: A cholesterol test, also called a lipid panel, is a blood draw that measures four numbers: total cholesterol,…
Category: Biomarkers
What your blood tells you. Plain-English guides to biomarkers like ApoB, hs-CRP, HbA1c, and the lab numbers that actually predict long-term health.
Biomarkers
Sleep and Exercise May Slow Clonal Hematopoiesis and Reduce Heart Disease Risk
A new study published in Nature suggests that getting enough sleep and regular exercise may help limit the growth of…
Biomarkers
Kidney Function Test: Creatinine, eGFR, and BUN Explained
Quick answer: To test kidney health you need a blood draw and a urine sample. The blood measures creatinine (which…
Biomarkers
Liver Function Test: What ALT, AST, and the Panel Reveal
Quick answer: A liver function test is a blood test that checks how healthy your liver is by measuring a…
Biomarkers
Heart Health Tests: From Lipids to Advanced Cardiac Markers
Quick answer: A heart health test is not one test, it is two pictures stacked together: the electrical picture (an…
Biomarkers
Testosterone Test: How to Check Your Levels (Men and Women)
Quick answer: In most cases you do not need to fast for a testosterone test. Total testosterone is not meaningfully…
Biomarkers
15 Biomarkers Everyone Over 40 Should Test (and What’s Normal)
Quick answer: After 40, the biomarkers worth testing fall into five groups: heart (ApoB, Lp(a), hs-CRP, triglycerides), metabolic (fasting insulin,…
Biomarkers
Childhood Adversity May Alter How Cells Produce Energy, Affecting Lifelong Health
A new UCLA study suggests that childhood adversity can alter the way cells generate energy, which may have lasting consequences…
Biomarkers
Scientists Uncover How MUC1 Protein Helps Cancer Evade Immune Attacks
Scientists have decoded how the MUC1 protein, normally a defender, helps cancer cells survive by blocking immune attacks. This finding…
Biomarkers
Can a High A1C Affect Other Blood Work Tests? What It Means
🩺 Medically reviewed by the Vital Signs Today Medical Review Board. Last updated 18 June 2026. Every range and figure…
Biomarkers
What Is High FSH in a Blood Test? Meaning, Cutoffs, and Causes
🩺 Medically reviewed by the Vital Signs Today Medical Review Board. Last updated 18 June 2026. Every range and figure…
Biomarkers
What Does Low LDL Cholesterol Mean in a Blood Test?
🩺 Medically reviewed by the Vital Signs Today Medical Review Board. Last updated 18 June 2026. Every range and figure…