The truth behind what you think you know
It's one of the oldest pieces of health advice in the English language, passed down through American households for generations. But 'feed a cold, starve a fever' was never based on medical evidence — and what we now know about nutrition and immune function tells a very different story.
Mar 13, 2026
Every Thanksgiving, the tryptophan explanation makes its annual comeback — but the real science of post-meal fatigue is a lot more interesting than blaming a single amino acid. What's actually making you drowsy after a big dinner involves your blood, your hormones, and the sheer volume of food on your plate.
Mar 13, 2026
Parents have been warning kids about knuckle cracking for generations, insisting it leads to arthritis. But decades of research — including one of the most dedicated self-experiments in medical history — have found no connection whatsoever. So what's the popping sound, and why does the warning keep getting passed down anyway?
Mar 13, 2026
You've heard it your whole life: drink eight glasses of water a day. But that number didn't come from a clinical trial or a doctor's recommendation — and modern nutrition science says it was never a one-size-fits-all rule to begin with. Here's where it actually came from, and what staying hydrated really looks like.
Mar 13, 2026
Every November, the same explanation makes the rounds: turkey makes you sleepy because of tryptophan. It's a tidy story, and it's mostly wrong. The real reason you crash after a big meal is a lot more ordinary — and it happens year-round, no turkey required.
Mar 13, 2026
Before Reddit became the self-proclaimed front page of the internet, there was Digg — a scrappy, user-powered news aggregator that defined how millions of Americans consumed content online. This is the story of its meteoric rise, its spectacular collapse, and the multiple attempts to bring it back from the dead.
Mar 12, 2026