Heart Health
This Marker Predicts Heart Disease Better Than LDL — and Most Doctors Never Test It
LDL cholesterol has defined cardiovascular risk for 40 years — but it misses roughly 30% of patients at...
Why Does Your Heart Rate Variability Drop Under Stress? The Answer Changes How You Train
HRV apps show you a number. What they skip is the mechanism — and the mechanism changes everything about...
How Exercise Repairs a Damaged Heart — What 63 Clinical Trials Found
Fewer than 25% of eligible cardiac patients ever attend rehab — yet the evidence shows it reduces...
Why Resting Heart Rate Predicts Your 10-Year Death Risk Better Than Cholesterol
Each 10-beat-per-minute increase in resting heart rate raises all-cause mortality risk by 9%. Research on...
150 Minutes of Weekly Exercise Cuts Cardiovascular Death Risk in Half -- But Most People Are Doing the Wrong Kind
A 2022 meta-analysis of 30 million people found 150 minutes of weekly exercise cuts cardiovascular death...
CoQ10 and Ubiquinol: The Form, the Dose, and Who Actually Needs It
Most people taking CoQ10 are taking the wrong form. Here's the evidence on ubiquinone vs. ubiquinol,...
Omega-3s and Fish Oil: Sorting the Evidence from the Hype
Omega-3s (EPA and DHA) have real cardiovascular evidence and a weaker cognitive story. Here is what the...
Heart Rate Variability: Training by Your Nervous System
Heart rate variability promises a window into your recovery and readiness—but it's noisier, more personal,...