Section
Articles
Reported pieces on how the body works, what the evidence says about food, movement, sleep, and medicine, and what changed.
Ribbon Checkup .org and .com: Which Site Is Which
Ribboncheckup.org is a health education publication. Ribboncheckup.com is the site for the Ribbon Checkup home test product. Here is what each one is for.
Why Kidney Disease Is Found Late, and What Would Change That
About one in seven US adults has chronic kidney disease. Most do not know. The test that finds it early costs a few dollars and is rarely ordered.
Why Walking Is the Most Underrated Exercise
It does not look like training, which is why people skip it. The evidence on walking and mortality, blood pressure, blood sugar, and mood, and the dose that actually matters.
What Urine Color Tells You, and What It Does Not
Pale, dark, red, orange, brown, cloudy, foamy. Which changes are hydration, which are food and pills, and which are worth a call.
How Much Sleep Adults Actually Need, and How to Tell If You Are Getting It
The seven to nine hour figure is real, but most people judge their sleep wrong. What the research measures, why short sleepers overestimate, and the signs that matter more than the clock.
Ultra Processed Food: What the Evidence Actually Says
The term is everywhere and the studies behind it are mixed. What ultra processed means, what the strongest trial found, why the category is too broad, and how to act on it without a purity test.
How to Use Home Health Tests Without Fooling Yourself
Sensitivity, specificity, and base rates in plain terms. Why a positive result on a rare condition is often wrong, and what to do about it.
Strength Training After 40: Why It Stops Being Optional
Muscle loss starts earlier than most people think and accelerates every decade. What sarcopenia does to metabolism, balance, and independence, and why two sessions a week reverses most of it at any age.
Urinary Tract Health: Prevention That Has Evidence Behind It
Cranberry, water, D-mannose, probiotics, hygiene advice. Some of it works, some of it does not, and the popular advice is not always the supported advice.
The Home Testing Boom: What Changed, and What to Make of It
Five years ago most adults had never run a diagnostic test on themselves. Now there is a kit for nearly everything. How the category grew, what the regulator changed, and how to be a good customer of it.
What the Kidneys Actually Do, and Why Urine Is the Report Card
Two organs the size of a fist filter the entire blood volume dozens of times a day. What they regulate, how they fail, and why a cup of urine is the earliest readout.