← All Shows
Signal vs. Noise: Health

SIGNAL vs. NOISE: Health

Zara

📅 Wednesday & Saturday

Evidence-based health analysis. Zara reads every clinical trial — not just the headlines. She scores the evidence, calls out bad methodology, and tells you what the studies actually show.

▶ Listen Now 📡 RSS Feed

Episodes

Gender-Affirming Care for Minors: What the Science Actually Says

This week a federal judge vacated HHS Secretary RFK Jr.'s declaration that gender-affirming care for minors is unsafe. But what does the actual research show? Zara reads the studies — the European dat

Hep B Birth Dose: Is the CDC's 2025 Policy Shift a Dangerous Gamble?

In December 2025, the CDC quietly ended a 34-year universal hepatitis B birth dose recommendation. The American Academy of Pediatrics is still telling doctors to ignore it. Zara reads the actual ACIP

Vaccines: A Federal Judge Just Blocked RFK Jr. — Here's What the Science Says

This week a federal judge issued a preliminary injunction blocking RFK Jr.'s overhaul of the childhood immunization schedule. Zara cuts through the politics to ask the question that actually matters:

Melatonin: 70 Million Americans Take It Wrong — The 3 Mistakes Costing You Sleep

Seventy million Americans take melatonin. Most are taking 10 to 17 times the clinical dose, at the wrong time, for the wrong reason — and a 2025 study presented at the American Heart Association is ra

Topics Covered

Sleep sciencenutritionsupplementsmental healthlongevityexercise sciencegut healthclinical trials