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Medically-reviewed guides for the curious patient

In-depth, plain-English articles on AI blood test analyzers, lab panels, and biomarker interpretation. Every piece reviewed by a board-certified clinician.

Pillar guides

Start here. These are the deep, regularly-updated guides on the core topics.

Panel & biomarker deep-dives

Focused, single-topic articles on individual panels and biomarkers.

Panel Guide

Complete Blood Count (CBC) Explained: How to Read Yours in 2026

CBC explained: what hemoglobin, WBC, platelets, MCV and RDW mean, normal ranges, causes of high or low results, and how an AI analyzer reads the full pattern.

23 min read · Reviewed by Dr. Sophie Laurent, MD, MPH · Updated 2026-07-04

Panel Guide

Lipid Panel Guide: LDL, HDL, Triglycerides Explained for 2026

Lipid panel explained: what LDL, HDL, triglycerides, non-HDL and ApoB mean in 2026, plus updated targets and how AI computes your cardiovascular risk.

25 min read · Reviewed by Dr. Amelia Rodriguez, MD · Updated 2026-07-04

Panel Guide

Thyroid Panel Explained: TSH, T4, T3, and What AI Looks For

Your thyroid panel explained: TSH, Free T4, Free T3, and antibodies, with the patterns for hypothyroidism, hyperthyroidism, and Hashimoto's.

28 min read · Reviewed by Dr. Ahmed Khalil, MD · Updated 2026-07-04

Biomarker Deep-dive

HbA1c Explained: Diabetes, Prediabetes, and AI Interpretation

HbA1c reveals your 3-month average blood glucose. Learn the 2026 thresholds, causes of high and low results, its limits, and how AI reads HbA1c in context.

24 min read · Reviewed by Dr. Ahmed Khalil, MD · Updated 2026-07-04

Biomarker Deep-dive

Vitamin D Deficiency: 2026 Levels, Symptoms, and Supplementation

Vitamin D deficiency explained: 2026 reference ranges, symptoms, causes, who's at risk, testing, related labs, and evidence-based supplementation dosing.

20 min read · Reviewed by Dr. James Carter, MD · Updated 2026-07-04

Biomarker Deep-dive

Iron Deficiency Anemia: Ferritin, MCV, and the Full Pattern

Iron deficiency anemia explained: how to read ferritin, iron, TIBC and transferrin saturation, the patterns AI spots, and evidence-based treatment.

25 min read · Reviewed by Dr. Sophie Laurent, MD, MPH · Updated 2026-07-04

Panel Guide

Liver Function Tests Explained: ALT, AST, ALP, GGT, Bilirubin and Albumin

Liver function tests tell a story in patterns. Learn how to read ALT, AST, ALP, GGT and bilirubin, what high liver enzymes mean, and when to see a clinician.

28 min read · Reviewed by Dr. James Carter, MD · Updated 2026-07-04

Why our editorial team writes this differently

Most blood-test content online is one of two things: a generic Google snippet that explains nothing in particular, or a fear-driven supplement pitch. We write the third option — the article we'd want our own parents to read before walking into a primary-care appointment.

Every article is:

  • Drafted by a writer with a science or health background
  • Reviewed by a board-certified clinician with publication track record
  • Updated whenever guidelines materially shift
  • Tagged with the last-reviewed date so you can see how current it is

Read the full editorial standards for our internal process.