Weekly Emails


Fasting and conserving energy

I think most casual fans of cycling know that riding in a peloton can provide an energy savings, but this just floored me


The keto buffet

This week, I’m doing a one-week fast. I try to do this once a quarter.


Living with Alzheimer’s

North is to south what the clock is to time
There’s east and there’s west and there’s everywhere life
I know I was born and I know that I’ll die
The in between is mine
I am mine

– Pearl Jam

Understanding science

Arrogance, humility, and the podcast launch

Good practice for docs to read such reports weekly—an excellent reminder of how little we know.


Podcast is up!

Thank you all for cajoling me into doing a podcast. It’s been a lot more enjoyable producing them than I anticipated.


Podcast, AMA, Lp(a), and Dr. Rosenrosen

Bob Kaplan, my head analyst, had the opportunity to drink all of my espresso while he “asked me anything.”

Mental health

I don’t want to talk about it…

This week, I’m moved to share one of the most important books I’ve read, reread, and gifted to many friends



I was struck how I was rooting for (and fascinated by) Kipchoge and everyone involved in the preparation and execution, but even more so I felt like I was rooting for us as a species. 


Does it help to know your coronary artery calcium score?

I read an interesting paper on fitness, cardiovascular disease (CVD), and coronary artery calcium (CAC) scores from the Cooper Center Longitudinal Study. This paper looked at “generally healthy middle-aged men” and associations between their level of aerobic fitness, CAC scores, and risk for CVD. So why was this interesting to me (and by extension, should you care)?

Mental health

Comedy plus time…

So much of this doc really spoke to me, but two things, in particular, stood out.

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