Medicine, health tech, and personalized health.
What holds up, what doesn't, and what to watch.
Evidence-first writing from a practicing internist, for patients and for people building health care
Featured
Your cholesterol panel, translated
Your lipid panel has six or seven numbers, but your doctor really acts on only a few. What LDL, HDL, triglycerides, and non-HDL actually mean.
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Supplements & Medications Jul 2026
Vitamin D: who actually needs testing and supplementation
Most healthy adults don't need vitamin D testing or high-dose supplements. Here's who benefits, who can skip it, and what the large trials proved.
Supplements & Medications Jul 2026
Is the GLP-1 pill worth switching to?
Oral Wegovy and Foundayo make GLP-1 treatment less injection-heavy, but they are not interchangeable. How to compare weight loss, heart data, and daily dosing.
Hormones & Transitions Jun 2026
Before you try hormone pellets, read this
Bioidentical is mostly a marketing word, and hormone pellets carry real risks. What optimization clinics sell, what the evidence says, and a safer option.
Hormones & Transitions Jun 2026
Hot flashes without hormones: the options that help
If hormone therapy is off the table, several non-hormonal treatments help hot flashes, and several popular ones don't. Here's what works and what to skip.
About
- Internal Medicine · New York City
- AI in medicine & health tech
Dr. Chen is an internal medicine physician at Weill Cornell Medicine writing about medicine, health tech, and personalized care. His work sits where primary care meets AI, precision medicine, and clinical reality: helping patients and health builders separate what is useful from what is noise.