Greg Katz, MD
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Your VO2 max protocol is based on a house of cards
Mediocre evidence meets extreme confidence
Feb 6
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Greg Katz, MD
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I’m Having Trouble Caring About the New Dietary Guidelines
I used to find nutrition science fascinating.
Jan 30
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Greg Katz, MD
53
19
5
Should your carotid blockage be fixed?
I saw a patient recently who was coming in for a second opinion about whether they should get a stent in their carotid artery.
Jan 16
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Greg Katz, MD
38
10
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Most Popular
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Most doctors don't interpret this test correctly
Sep 16, 2022
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Greg Katz, MD
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140
Are you missing Peter Attia's point?
Nov 28, 2025
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Greg Katz, MD
190
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Your doctor is looking at the wrong ratio
Nov 7, 2025
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Greg Katz, MD
148
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Why a trial on sudden cardiac death convinced me to eat more vegetables
Sep 5, 2025
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Greg Katz, MD
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Why your doctor keeps interrupting you (and how to fix it)
Aug 29, 2025
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Greg Katz, MD
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The Protein Wars: Why Everyone Is Wrong (and Right)
Oct 24, 2025
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Greg Katz, MD
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High-Risk, No Heart Attack - Now What?
One of the most common questions that I face in clinic: what should we do for a patient who has elevated risk for a heart attack or stroke but hasn’t…
Jan 9
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Greg Katz, MD
49
34
5
Should you be taking aspirin to prevent a heart attack?
In light of aspirin making news for heart disease prevention, I wanted to share a podcast I worked on a few years ago on aspirin for preventing a first…
Jan 5
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Greg Katz, MD
25
1
4
25:33
High triglycerides are a call to action
I recently did a podcast with Core IM on severe hypertriglyceridemia, and I wanted to share it because the core message is something I wish more…
Jan 2
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Greg Katz, MD
29
11
7
40:37
The Problem With Asking 'How Long Should Antibiotics Last?
I wanted to take today’s newsletter to share a new Beyond Journal Club podcast episode looking at a trial asking about the length of time someone should…
Dec 12, 2025
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Greg Katz, MD
15
4
3
27:35
Reflections on the match
This week is the annual fellowship match, where internal medicine residents across the country learn where they’re going to do their oncology…
Dec 5, 2025
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Greg Katz, MD
28
6
2
Are you missing Peter Attia's point?
A repost for Thanksgiving Hiatus
Nov 28, 2025
•
Greg Katz, MD
190
21
Medicare Will Pay for AI Heart Scans That Haven't Proven They Work
Medicare just announced they’ll reimburse for AI-enhanced cardiac CT interpretation, which means CMS will reimburse companies like HeartFlow, Euclid…
Nov 21, 2025
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Greg Katz, MD
32
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Greg Katz, MD
Evidence-based medicine, cutting through the noise
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Greg Katz, MD
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