The VitalWhys Journal
Articles
Long-form pieces on longevity, training, sleep, and living deliberately. No fluff. Written for people who treat health like it matters.
thyroid
Why TSH Alone Doesn't Tell You If Your Thyroid Is Actually Working
TSH is the thyroid test your doctor orders. It's also the least informative single marker in the thyroid cascade. A normal TSH can coexist with severely impaired thyroid hormone conversion — and every symptom of low thyroid function.
May 4, 2026 · 8 min read
heart health
Why Your LDL Number Is Meaningless Without This Test
Your doctor checks your LDL cholesterol and tells you it looks fine. But LDL-C alone doesn't predict cardiovascular risk — and a 14-year Framingham study proves it. The number you actually need to know requires a different test.
May 4, 2026 · 8 min read