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Dr. Peter Attia

👤 Person
11178 total appearances

Appearances Over Time

Podcast Appearances

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

Sorry, one other question. Where is the ATP or carbohydrates, whatever the glucose stored in the sperm? Stored probably in the cytoplasm and in the tail. Okay. And it's interesting, when you think about a rocket ship with its payload, it uses a solid fuel, obviously, as opposed to a liquid fuel. It's packaged for that one shot. I assume it's the same here.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

Sorry, one other question. Where is the ATP or carbohydrates, whatever the glucose stored in the sperm? Stored probably in the cytoplasm and in the tail. Okay. And it's interesting, when you think about a rocket ship with its payload, it uses a solid fuel, obviously, as opposed to a liquid fuel. It's packaged for that one shot. I assume it's the same here.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

There's no transporters to bring glucose in or anything. It has its solid fuel, one shot, go for broke. That's right. Yeah, it is a lot like a rocket, isn't it? It is a lot.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

There's no transporters to bring glucose in or anything. It has its solid fuel, one shot, go for broke. That's right. Yeah, it is a lot like a rocket, isn't it? It is a lot.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

The epididymis is 35 feet if you stretched it out? Roughly, yeah. And just for folks listening- 700 feet of tubules in the testis. The epididymis is on the back of the testis. It's a comma-shaped organ in the back, yeah. Yeah. And we'll come to this, I'm sure, later. This is prone to infection, and that'll probably factor into maybe some of the issues that deal with fertility. Infertility, right.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

The epididymis is 35 feet if you stretched it out? Roughly, yeah. And just for folks listening- 700 feet of tubules in the testis. The epididymis is on the back of the testis. It's a comma-shaped organ in the back, yeah. Yeah. And we'll come to this, I'm sure, later. This is prone to infection, and that'll probably factor into maybe some of the issues that deal with fertility. Infertility, right.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

Yeah.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

Yeah.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

Meaning there's basically a chemical signal that they need to be able to track to, which I'm assuming is the egg. So the follicular fluid.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

Meaning there's basically a chemical signal that they need to be able to track to, which I'm assuming is the egg. So the follicular fluid.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

So they know exactly where to go. Again, you have to wonder how many years it took to perfect this system, right? You do have to wonder. Do we know what the chemoreceptor is?

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

So they know exactly where to go. Again, you have to wonder how many years it took to perfect this system, right? You do have to wonder. Do we know what the chemoreceptor is?

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

Yeah. Do we have anything else that we can?

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

Yeah. Do we have anything else that we can?

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

Yeah. Is there anything like what is the most noxious thing that we can smell with our nose and at what concentration can we detect it? I have no idea. Yeah, because I wonder, just for comparison- Give me a minute. Yeah, yeah, yeah. No, I've always thought about this. I like to hunt. So anyone who's ever bow hunted especially knows that animals can smell at a level that we can't even fathom.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

Yeah. Is there anything like what is the most noxious thing that we can smell with our nose and at what concentration can we detect it? I have no idea. Yeah, because I wonder, just for comparison- Give me a minute. Yeah, yeah, yeah. No, I've always thought about this. I like to hunt. So anyone who's ever bow hunted especially knows that animals can smell at a level that we can't even fathom.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

They can smell us literally a mile away if the wind is just blowing their direction. So it's always seemed to me like we have really, really insufficient noses. We were given lots of superpowers in many ways, but smell wasn't really one of them. I think- I would agree with that.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

They can smell us literally a mile away if the wind is just blowing their direction. So it's always seemed to me like we have really, really insufficient noses. We were given lots of superpowers in many ways, but smell wasn't really one of them. I think- I would agree with that.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

So one part per billion, this is remarkable. So you mentioned that at the base of the epididymis is basically the launchpad. How many are stored in that? Half a billion. Half a billion. So five ejaculations. Yep. Okay. That's a pot. And what's the time to rebuild that? What's the rate at which you fill? Oh, I don't know. We're going to come to this, I'm sure.

The Peter Attia Drive
#351 ‒ Male fertility: optimizing reproductive health, diagnosing and treating infertility, and navigating testosterone replacement therapy | Paul Turek, M.D.

So one part per billion, this is remarkable. So you mentioned that at the base of the epididymis is basically the launchpad. How many are stored in that? Half a billion. Half a billion. So five ejaculations. Yep. Okay. That's a pot. And what's the time to rebuild that? What's the rate at which you fill? Oh, I don't know. We're going to come to this, I'm sure.