The WGS Test
blog
Research-backed guides on whole genome sequencing, genetic testing, health insights, and the future of personal genomics. Written to help you make informed decisions about your DNA.
What Is Whole Genome Sequencing? A Complete Beginner's Guide
Learn what WGS is, how it differs from genotyping tests like 23andMe, and why reading all 3 billion DNA base pairs matters for your health.
WGS vs Genotyping: Which DNA Test Is Right for You?
A detailed comparison of whole genome sequencing versus consumer genotyping. Coverage, cost, accuracy, and which approach fits your goals.
How Much Does Whole Genome Sequencing Cost in 2026?
A transparent breakdown of WGS pricing across providers. From $299 consumer tests to clinical-grade sequencing — what you get at each price point.
Best DNA Tests for Health: A Complete Buyer's Guide
Compare the top genetic health tests including 23andMe, Color Health, Nebula Genomics, and Invitae. FDA authorization, coverage, and counseling.
Understanding Genetic Health Risk Reports: What They Can and Cannot Tell You
How to interpret genetic risk scores, the difference between relative and absolute risk, and why a positive result doesn't mean a diagnosis.
Pharmacogenetics: How Your DNA Affects Medication Response
How PGx testing analyzes CYP450 enzymes to predict your response to 300+ FDA-labeled medications. A guide to GeneSight, Genomind, and more.
Carrier Screening: What Couples Should Know Before Pregnancy
How carrier screening works, which conditions are tested, ACOG recommendations, and why 1 in 400 couples are both carriers for a severe recessive condition.
NIPT, Amniocentesis, and CVS: Prenatal Genetic Testing Guide
Compare non-invasive prenatal testing (NIPT) with diagnostic procedures. Understanding Panorama, MaterniT 21, and what results mean for expectant parents.
How to Read Your Raw DNA Data: A Practical Guide
Downloading and interpreting raw data from 23andMe, AncestryDNA, and WGS providers. Tools like Promethease, Genetic Genie, and how to spot false positives.
DNA Privacy: What Happens to Your Genetic Data After Testing?
How genetic testing companies handle your DNA data. GINA protections, law enforcement access, data sharing policies, and how to protect your genetic privacy.
Ancestry DNA Testing: Beyond Ethnicity Estimates
How ancestry DNA tests work, why ethnicity estimates differ between companies, and how to use DNA matching to find relatives and build your family tree.
Rare Disease Diagnosis Through Genetic Testing: A Patient's Guide
How WGS and WES are transforming rare disease diagnosis. The diagnostic odyssey, clinical vs research testing, and what to expect from genetic counseling.
The Science of Epigenetics: How Your Lifestyle Changes Gene Expression
What epigenetics and DNA methylation actually mean. How diet, stress, exercise, and environment influence which genes are turned on or off — and why it matters.
Genetic Testing for Cancer Risk: BRCA, Lynch Syndrome, and Beyond
Who should consider hereditary cancer testing, the difference between BRCA1/2 and panel testing, and what a positive result means for your health management.
The Future of Genetic Testing: What's Coming Next
From the $100 genome to AI-powered variant interpretation, polygenic risk scores, newborn WGS, and the convergence of genomics with wearable data.