cover of episode Recap: How to stop the rise of heart disease | Peter Attia

Recap: How to stop the rise of heart disease | Peter Attia

2024/11/19
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Peter Attia
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专注于电动车和能源领域的播客主持人和内容创作者。
Topics
主持人: 本期节目讨论心脏健康问题,强调心血管疾病是全球头号死因,并指出即使在20多岁,尸检也可能发现动脉粥样硬化的迹象。动脉粥样硬化是一个缓慢的炎症过程,最终可能导致心脏病发作。男性在65岁之前发生心脏病发作、中风或猝死的概率为50%,女性为三分之一。即使在40多岁,预防心脏疾病也为时不晚。当前医疗体系更注重疾病治疗而非预防,医生通常给出泛泛的建议,缺乏针对性和有效性。 Peter Attia: 医疗体系的结构性问题在于医生的培训方式,他们主要学习手术和药物治疗,而非营养、运动、睡眠和情绪健康。传统的医学培训侧重于手术和药物治疗,忽视了营养、运动、睡眠和情绪健康等预防性措施。医生缺乏在营养、运动、睡眠和情绪健康方面的培训,通常会给出“应该多运动、少吃、多睡觉”等泛泛的建议,缺乏针对性和有效性。预防性措施的建议缺乏精准性和个性化,与癌症治疗的精准性形成鲜明对比。医疗体系的改变需要从结构性改革入手,但个人也可以通过自身努力来改善健康状况。个人可以通过学习和实践来改善自己的营养、运动、睡眠和情绪健康,无需依赖医生。目前医疗支出的大部分用于疾病治疗而非预防,这是一种低效的模式。将部分用于临终护理的资金转移到早期预防,可以节省医疗成本并提高生活质量。改变现状需要克服阻力,需要付出努力。

Deep Dive

Key Insights

Why is cardiovascular disease the leading cause of death globally?

Cardiovascular disease, including heart attacks and strokes, is the number one cause of death worldwide for both men and women.

At what age does atherosclerosis typically become clinically significant for men?

For the average male, atherosclerosis, which is the buildup of cholesterol in artery walls, typically becomes clinically significant in the mid-60s.

What percentage of women experience a heart attack or stroke before the age of 65?

A third of women will experience a heart attack, stroke, or die from one of these conditions before they are 65.

Why does Dr. Peter Attia believe it's not too late to address heart health in one's late forties?

Dr. Attia argues that as long as a person is alive and aware of their health, it's not too late to make lifestyle changes that can positively impact their heart health.

What are the primary tools traditionally taught to physicians for treating diseases?

Physicians are traditionally trained in procedural tools (like surgery) and pharmacologic tools (medications).

What does Dr. Attia criticize about the current approach to preventive health advice?

Dr. Attia criticizes the lack of nuance and sophistication in preventive health advice, such as the generic recommendations to eat less, exercise more, and sleep better.

What does Dr. Attia suggest as a solution for improving preventive health care?

Dr. Attia suggests that individuals take agency over their own health by understanding and applying principles of nutrition, exercise, sleep, and emotional health, rather than relying solely on the healthcare system.

Why does Dr. Attia believe shifting healthcare spending to earlier in life would be beneficial?

Dr. Attia argues that spending more on preventive care earlier in life would save money and improve quality of life, as most healthcare spending currently occurs in the last year or two of a person's life.

Chapters
Cardiovascular disease, encompassing heart attacks and strokes, is the leading global cause of death. Autopsy studies reveal that atherosclerosis, the underlying process, begins in one's twenties.
  • Cardiovascular disease is the leading cause of death worldwide for both men and women.
  • Atherosclerosis, the buildup of cholesterol in artery walls, starts as early as one's twenties.
  • The body's inflammatory response to cholesterol in arteries contributes to the development of cardiovascular disease.

Shownotes Transcript

Translations:
中文

Hello and welcome to Zoe Recap, where each week we find the best bits from one of our podcast episodes to help you improve your health. Today we're discussing heart health. The heart is at the center of everything within our bodies, constantly pumping oxygen and nutrients throughout our tissues and organs. We all know if our heart fails, we're in trouble.

However, we only tend to start thinking about the health of our heart when we encounter a problem. So how do we prevent a problem from occurring? Dr. Peter Atiyah is here to explain how by making changes to our lifestyle today, we can take control of our heart health tomorrow.

Let's just talk about cardiovascular disease because it is... It's like heart attacks and strokes. Heart attacks and strokes, because that's the number one cause of death globally. And it's the number one cause of death for men and women. So if you're listening to us talk today, chances are this is your number one risk factor. We know from...

autopsy studies that are conducted on people in their twenties who have died for unrelated causes that they already have signs of atherosclerosis, which is the technical name for what happens when cholesterol gets inside the artery wall.

and an inflammatory process takes place that ultimately leads to, for example, a heart attack. And this is sort of the furring up of your arteries slowly over time. Yeah, and what's really happening is the body is attacking the inside of the artery where this cholesterol gets, thinking it's a foreign substance.

adversary, when in reality it's not. But in the process of doing so, it creates more of a problem than is warranted. And you're saying that when they've done autopsies of somebody in their 20s for nothing to do with- Someone who dies in a car accident. Car accident, you can already start to see the signs of this damage. You can see evidence that this process has been a decade in the making. In other words, this process basically begins at birth. Now,

For the average person, that process probably won't reach clinical significance if you're a male until you're in your mid-60s. So 50% of men who go on to have a heart attack, stroke, or die suddenly from one of those two will have that event take place before the time they are 65. So for women, it's a third of women who will have a heart attack, stroke, or die of heart attack or stroke will have that occur before they are 65.

So when you ask the question, okay, I'm in my late forties, is it too late for me? Well, I would say, no, it's not right. The fact that you're sitting here, right. It tells me it's not too late to do anything about it. But where a lot of people get lulled into a false sense of security is, Hey, I'm in my late forties and everything looks pretty good. Yeah. So how do we change the focus from treating

diseases to preventing people becoming sick in the first place. And I guess particularly, I think if you're listening to this, it's not just an abstract question, but maybe for the individual themselves, because I think generally they will find that if they go and see their doctor, if they're not clearly sick with something, then they'll be like, "Oh, you're fine. Go away, come back when you're sick."

Yeah, I mean, there's two ways to think about your question. And I think there's one way that I feel qualified to speak and there's one way that I don't. So I'll start with the way that I don't. If you're asking the question from a structural standpoint, how would we fix the healthcare system? I would say to do that, you have to go back to the way physicians are trained. When I was in medical school,

I only really learned about two

tools, which were procedural tools and pharmacologic tools. Procedural tool means like surgery, does it? Surgery. Yeah. I mean, I trained as a surgeon. So basically those were the two things that you learned. You basically chop something out or you give someone a drug. That's right. Those were your tools. And again, I do not want to suggest that those are not valuable tools. I do not want to disparage the remarkable things that those tools have done. Again, they have doubled our lifespan in four generations, right?

I'm simply pointing out that all the stuff we are now talking about will require that you understand nutrition and you understand exercise and you understand sleep and you understand emotional health. And I was not trained in any of those things. And

I know that my peers were not trained in any of those things. So some of us have learned those things, but we had to learn them outside. Tim always says that, you know, if you're lucky, you get a half day of training on nutrition and your entire training as a doctor. And probably most of the students aren't even there for that, like half day on nutrition. I mean, even if you said, okay, going forward,

you know physicians are going to have to spend an entire semester learning about exercise nutrition and sleep they would have to really understand how to apply those tools i don't think there's any doctor listening to this or for that matter any patient listening to this who hasn't been told by their doctor that they should sleep that they should eat less that they should exercise more but

That's relatively unhelpful advice. It's sort of like a patient with cancer being told by their oncologist that they should get chemotherapy. I mean, if the advice ended there, it would be of no value, right? Yes. The reason that you see the oncologist when you have cancer is the profound precision that goes into which chemotherapy is

How should it be dosed based on my body weight, based on my kidney function, based on my liver function? How would you monitor for recurrence? How would you modify the treatment if I'm not responding?

Think of all the nuance that a physician can provide today within his or her area of expertise and think about the complete and utter lack of that nuance and sophistication that goes into the primary tools of prevention. And I haven't really answered your question because all I did was tell you the part that I don't know how to fix, which is...

How do you change the medical infrastructure? Tell me about the bit you can fix. Well, I think the part that we can fix is where you started with, which is as the individual, we just have that agency to ourselves. That's kind of why I wrote the book, right? I wanted to write a book that could be an operating manual for the person who acknowledges that maybe the system isn't perfect, but what can I do to say, okay, like now I know a lot of this stuff and I don't need a physician for it.

I mean, you don't need a physician to help you fix your nutrition or your exercise or your sleep or your emotional health. And I think, you know, one of the things that is frustrating, I think, is clearly

we're spending almost all of our money on healthcare in this prevention regime, which I think often some extraordinary fraction of this is spent in the last 12 months of somebody's life. It's sort of got too late to be able to really improve health. And that's something very frustrating about this. Yeah. And in fact, even if you didn't care one iota about a person's life, even if you were simply counting the beans, it would make so much more sense to take

half of that money that is being spent in the last year or two of a person's life and spend it in the earlier part of their life. And again, I'm just going to use the NHS as an example because we're here. But imagine if the NHS said,

you know what we're going to slap cgms on everybody and we're going to pay for it and you know what we're going to make sure that there are a lot of really high quality trainers out there who can work with people and get them independently working and exercising and you know what we're going to fix the system such that you know it becomes less expensive to buy high quality foods so that you know we're kind of subsidizing the right foods instead of the wrong foods like i could go on and on

You would save money as a society and improve the quality of an individual's life. There just has to be kind of an inertia that has to be overcome to do that. There's an enormous activation energy to make that happen. That's all for this week's recap episode. You can find a link to the full conversation in the episode description. If you want to make smarter food choices for your body and transform your health for life, why not try Zoe membership?

The first step is easy. Take our free quiz to find out what Zoe membership could do for you. Simply go to zoe.com slash podcast.