Knife Down
Lily Johnston, MD MPH"Knife Down" is what a surgeon says in the OR when she puts her scalpel down so no one gets hurt — and it’s the mission here: put the knife down, long before anyone needs to use it.
Knife Down is a podcast about how to actually invest in your health so you can live longer, stronger, and with less time in doctors’ offices. The core focus is the world’s leading cause of death—cardiovascular disease... more
| Publishes | Daily | Episodes | 44 | Founded | 4 months ago |
|---|---|---|---|---|---|
| Number of Listeners | Categories | MedicineHealth & FitnessNutrition | |||
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Latest Episodes
The nattokinase video clearly hit a nerve. Your comments were sharp, occasionally feisty, and worth a real answer. So this is the follow-up Q&A: natto the food versus nattokinase the isolated capsule, whether CIMT is a test I actually trust, the dosi... more
Nattokinase is one of the most hyped supplements in cardiovascular health — claimed to lower blood pressure, shrink arterial plaque by 36%, and drop LDL cholesterol without a statin. I put a patient on it. Then I looked closer at the data. Now I've s... more
Can you take too much vitamin K2? In this video, I answer the most common follow-up questions about vitamin K2, including dose, safety, testing, interactions, and whether more is actually better.
Here's the original video on the K2 clinical trial: h... more
Can vitamin K2 slow coronary artery calcium? A new JAMA Cardiology randomized trial found that MK-7 may reduce CAC progression over 2 years — but the real story is more complicated.
TL;DR: In this randomized trial, people with symptomatic coronary a... more
Key Facts
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- Jackpot
So happy I somehow found this podcast. I have so much respect when a doctor questions some of the traditional theories.
Very easy and enjoyable to listen to.
Apple Podcasts5Babser 100
United Statesa month ago
Chart Rankings
How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.
Apple Podcasts | #214 |  Canada/Health & Fitness/Medicine |
Apple Podcasts | #227 |  South Africa/Health & Fitness/Medicine |
Apple Podcasts | #240 |  Denmark/Health & Fitness/Medicine |
Talking Points
Recent interactions between the hosts and their guests.
Audience Metrics
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Frequently Asked Questions About Knife Down
What is Knife Down about and what kind of topics does it cover?
This show consistently translates cutting-edge science on prevention, metabolic health, and longevity into practical, real-world guidance for avoiding cardiovascular disease. Episodes often center on rigorous evaluation of supplements, lipidology, hormones, and emerging therapies, with a clear emphasis on evidence-based strategies, safety, and personalized risk. The host—a vascular surgeon—explains complex medical concepts in accessible terms, frequently debunking marketing hype and highlighting how lifestyle, testing, and targeted interventions can reduce cardiovascular risk long before symptoms appear. A notable strength is its rigorous, no-nonsense approach to prevention, balanced with timely discussions of new therapies and diagnostic t... more
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How many listeners does Knife Down get?
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What are the audience demographics for Knife Down?
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How many subscribers and views does Knife Down have?
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Which podcasts are similar to Knife Down?
These podcasts share a similar audience with Knife Down:
1. Boundless Life
2. The Dr. Gabrielle Lyon Show
3. The Peter Attia Drive
4. Heart Doc VIP with Dr. Joel Kahn
5. LEVELS – A Whole New Level
How many episodes of Knife Down are there?
Knife Down launched 4 months ago and published 44 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.
How do I contact Knife Down?
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Where can I see ratings and reviews for Knife Down?
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What guests have appeared on Knife Down?
Recent guests on Knife Down include:
1. Dr Boz
2. Nick Norwitz
3. Dr. Ford Brewer
To view more recent guests and their details, simply upgrade your Rephonic account. You'll also get access to a typical guest profile to help you decide if the show is worth pitching.