The Blog

READ THE SCIENCE

Evidence-based breakdowns of what the health calculators actually measure — and why the numbers most people see are oversimplified to the point of being useless.

Weight Loss Jun 2026

WHY MOST WEIGHT LOSS CALCULATORS GIVE FALSE PRECISION

Every app gives you a date. "You'll reach your goal by October 14th." That's not a prediction — it's a guess dressed up in confidence. Here's the math they're hiding, and what 5,000 Monte Carlo simulations show instead.

~7 min read Read →
Metabolic Health Jun 2026

AM I INSULIN RESISTANT? A 30-SECOND RISK CHECK USING ONLY A TAPE MEASURE

88% of US adults have some form of metabolic dysfunction. Most have no idea. For someone 6 feet tall, a waist above 36 inches already crosses the risk threshold. No blood draw, no lab — thirty seconds.

~8 min read Read →
Smoking Jun 2026

HOW MUCH HAVE YOU SPENT ON CIGARETTES? THE REAL COST IN CARS AND YEARS

A pack a day at $10 a pack for 20 years is $73,000. Most smokers have never added that up. They've bought a car with their lungs and don't know it.

~7 min read Read →
Body Metrics Jun 2026

WAIST-TO-HEIGHT RATIO VS BMI: WHICH METRIC IS MORE ACCURATE?

BMI was invented in the 1830s by an astronomer who never intended it for health assessment. Most large meta-analyses show WHtR predicts metabolic risk more accurately. AUC 0.704 vs 0.671.

~8 min read Read →
Body Composition Coming Soon

BODY ROUNDNESS INDEX: THE METABOLIC RISK METRIC YOU HAVEN'T HEARD OF

BRI treats your torso like an ellipse and measures how round it is. AUC of up to 0.906 for predicting metabolic syndrome. It's trending for a reason — here's the science.

Coming soon
Waist Health Coming Soon

IS MY WAIST TOO BIG? WHAT THE SCIENCE ACTUALLY SAYS

You're Googling this at midnight. Here's the honest answer: if your waist is more than half your height, the research says yes. The 0.5 rule, the exceptions, and what to do about it.

Coming soon