Heart & circulation

ApoB, Lp(a), coronary calcium and hidden cardiovascular risk in midlife. Which tests answer a clear question and which numbers need more context.

Smoking, weight, sitting, sleep and social connection in midlife. Why estimates from different studies cannot be ranked cleanly from 1 to 5.

What EPA and DHA do, where prescription evidence applies, why Omega-3 Index targets are not universal, and how product, dose, meals, medicines, pregnancy, and age change the decision.

Sexual function, cardiovascular risk, testosterone, sleep and common medicines. When a change deserves a wider health review.

Looking healthy is not being healthy. Five heart tests, mostly left out of your checkup, that flag silent disease ten years before it strikes.

What actually kills people in their 40s, ranked. Why the deadliest risks wear the mask of productivity, and the two that cost nothing to fix.

I took fish oil for 10 years and was dosing the wrong half. A doctor on EPA vs DHA, the test that ends the guessing, and how to read the label.

The biomarker no executive physical checks. How sexual function flags heart disease years early, plus the meds that quietly suppress the signal.