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Plain-English guides on finance, health, and education — each paired with a free calculator so you can run the numbers yourself.
Financial
401(k) Explained: A Plain-English Guide for Anyone Just Getting Started
A 401(k) is likely the most powerful retirement tool available to working Americans — and one of the most confusing. Here's everything you need to know to set it up and use it well.
June 17, 2026 Read →
Health What Your BMI Actually Means — and Where the Number Falls Short
BMI is the most widely used body weight metric in the US — but it's also widely misunderstood. Here's what it measures, what it misses, and how to put your number in context.
June 13, 2026 Read →
Financial What Is Debt-to-Income Ratio — and Why Lenders Care So Much About It
Your DTI ratio is often the first thing a lender checks — before your credit score. Here's how to calculate it, what counts as debt, and how to get your number into shape.
June 10, 2026 Read →