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Terry Graedon - November 20, 2025

Show 1453: From Lizard Spit to Ozempic: Rethinking How We Treat Diabetes

The saliva of the Gila monster contains a compound that acts like a GLP-1 agonist. GLP-1 agonists are changing the way we treat diabetes.

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Joe Graedon - November 20, 2025

ALERT! Subclade K Flu is Here: Why We Warned You & What to Do

The new mutated Subclade K flu strain has arrived in the US. The CDC is playing catch up. We warned you to be prepared. What should you do?

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Joe Graedon - November 20, 2025

Has RFK Jr.’s Flip-Flop on Saturated Fat Made Your Head Spin?

Saturated fat is bad for your heart, right? RFK Jr.'s guidelines will offer a flip-flop on saturated fat! What does actual science say?

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Terry Graedon - November 20, 2025

Better Diet for Poor Americans Is Not a SNAP

Can we improve diet quality for Americans? Disparities in diet quality are larger for people on SNAP assistance. Will cash incentives help?

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Terry Graedon - November 20, 2025

Could Step Counters Help Us Ward Off Dementia?

In studies that coupled step counters with coaching by health professionals, volunteers increased their physical activity.

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Joe Graedon - November 20, 2025

Can GLP-1 Agonists Fix What Ails You — and Ward Off Dementia or Cancer Too?

How good are GLP-1 agonists? Research suggests semaglutide (Ozempic, Wegovy) helps control weight, glucose and reduces the risk for dementia.

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Joe Graedon - November 17, 2025

Flying Blind into Influenza Season: Global Trends vs. CDC’s Lag

Has the CDC missed the early warning signs of influenza season? Australia and many other countries have had a bad flu season. Are we next?

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Terry Graedon - November 17, 2025

Should Your Doctor Know You Are Not Sleeping?

If you are sleeping less than you need to, your health could suffer. Ask your doctor about nondrug approaches such as melatonin.

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Terry Graedon - November 17, 2025

Will Extra Vitamin C Prevent Colds?

Several readers report that vitamin C can prevent colds. Research shows that it can speed relief from symptoms.

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Terry Graedon - November 17, 2025

Will Bright Light at Bedtime Lower Melatonin Levels?

Exposure to bright light before bedtime could lower melatonin levels. Children may have sleep trouble and seniors could have heart problems.