Archive - The Health Signal

Calories In, Calories Out Is Still True, But More Complicated

Why movement, muscle, and meal quality all change how the calorie equation works

Aug 15 •

Beef Tallow Is Trending Again. Here's Why.

From fryers to face creams, beef tallow is riding a wave of anti-seed oil sentiment. Experts urge caution.

Aug 1 •

July 2025

The Fiber Gap: A Growing Threat Behind America's Rising Colon Cancer Rates

The Cancer-Fiber Disconnect: How a Preventable Deficiency Is Hitting a New Generation Hard

Jul 25 •

What’s in Your Sunscreen? Health, Hormones, and Hazards in the SPF Debate

Chemical vs. mineral. Reef-safe vs. hormone-disrupting. As bans mount and studies pile up, here’s what to know and what to ask before you slather on.

Jul 18 •

Linoleic Acid: Health Hero or Hidden Harm?

Separating Fact from Fiction on the Controversial Omega-6 Fatty Acid

Jul 11 •

Salt Under Pressure: How Flawed Science Shaped Global Sodium Policy

Decades of dietary guidance rest on a shaky foundation. A closer look at the INTERSALT Study, sodium biology, and the science behind the limits.

Jul 4 •

June 2025

Is Seed Oil Really Killing You? What the Science Actually Says

Social media blames seed oils for modern disease. The science doesn’t — let’s cut through the noise and dive into the gray area.

Jun 23 •

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