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The 4x4 Protocol I Use for Brain Health and Alzheimer's Prevention

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The video begins with a personal reflection on the emotional challenges of caring for aging parents, specifically addressing the reality of dementia and Alzheimer's disease. The speaker shares a poignant story about moving their mother to a new facility equipped with advanced safety technology, such as AI-powered fall detection sensors and specialized flooring designed to prevent injury during accidents. This experience highlights the inevitable progression of cognitive decline while emphasizing that different types of dementia affect individuals differently; for instance, the speaker notes they are fortunate because their mother retains recognition of family members despite losing other memory functions like recalling breakfast items. The narrative underscores a shift in perspective from embarrassment regarding mobility aids to finding pride in supporting loved ones through walkers and wheelchairs as part of the caregiving journey. To combat these neurological challenges proactively, the speaker discusses specific physical training protocols aimed at preserving brain health, with a strong focus on high-intensity interval training known as the Norwegian 4x4 method. This regimen involves cycling for four minutes followed by three to four minutes of rest, repeated in rounds over several weeks or months. The speaker identifies the Keiser M3i Studio Indoor Bike as an essential piece of equipment that allows them to maintain proper posture and comfort during these intense sessions, unlike other stationary bikes that force a hunched position harmful to the lower back. According to discussions with neuroscientist Dr. Tommy Wood, adhering to this specific exercise routine for five to six months can induce volumetric changes in the hippocampus and other brain regions associated with Alzheimer's prevention, potentially lasting up to five years or more. Beyond strict cycling protocols, the speaker advocates for a holistic approach that integrates heat therapy and cognitive engagement into daily life without demanding perfection. They emphasize incorporating sauna sessions alongside moderate activities like walking on a treadmill at low speeds while simultaneously learning chess through apps like Duolingo Chess. This combination of physical movement, thermal stress from sweating, and mental stimulation creates an environment where time flies because the individual is fully engaged in fun and challenging tasks rather than feeling burdened by exercise obligations. The overarching message encourages listeners to adopt "good enough" habits that fit their current circumstances, whether it means doing a ten-minute sauna instead of thirty or completing just three sets at the gym when schedules are tight, reinforcing the idea that consistent action is far superior to waiting for ideal conditions before starting.
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I just had to put my mom into a different home. It's actually kind of cool. It's sad, but she's been falling. And they have this like like new AI orb that sits up there and it kind of does like a kind of radar type situation. >> Mhm. >> And it detects falls. >> Oh, wow. >> So, the second she falls in the home, like they can rush in and like help her out and all of that. And they they carpet the hell out of it now and stuff like that. So. >> you think about sort of pre-grieving that or contending with that yourself? >> In terms of >> With family, that's rough. I mean >> Yeah, I mean >> It doesn't sound easy. So, if you were like play forward the tape, right? It's like I mean I think about this with my own parents and it's just like nobody nobody lasts forever. >> It's one of those things where it's so funny cuz when you're a teenager and I remember when my dad was having a hard time standing and this was like when I was much younger before he passed and I was like, "Oh, dad's going to be on like the thing that I might have to like push him on it if he has to sit down." Kind of those walkers that can also be something you can push somebody on. I was so embarrassed, you know? I was like, "Oh, other people are looking at us or whatever." And now I like push my mom with pride in her walker thing and I'm like >> I don't know. >> You don't know when it's going to what's going to happen, but the only thing you can do is just make sure to show up, you know, and hang out. >> Yeah. >> And and I'm very lucky that my mom has dementia, but it's it is a type that it's not Alzheimer's, so it's probably vascular or something. >> Yeah. >> So, I can walk in and she knows who I am. She can't tell you what she had for breakfast, but she knows who I am, which is like >> Yeah. >> I'll take that all day long. >> For sure. >> You know, so >> Yeah. I know you have family members that are in the same boat, which is freaking tough. >> I have a ton of family members with Alzheimer's. I mean, literally got a call from one of my relatives wanting to discuss interventions and it's a tough conversation because there really isn't much. Like you have to as far as I can tell, act preemptively, which is why actually this relates to another bullet of mine. You have five? >> What was that? >> How many bullets did you have? >> Oh. How many [laughter] bullets you have? >> I was just curious. >> Of all of all the rye whiskeys, it's the only one that I can tolerate. I loathe stationary bikes. I just I I really find stationary biking to be one of the most soul-crushing things in the world. >> It's the worst. >> However, >> Yeah. >> I mean, I've tried Peloton and didn't like their ergonomics and so on for a bunch of reasons. And then I have tried very expensive very very expensive setups recommended to me by fancy doctors and so on, which are just like too uncomfortable. Like I'm incredibly hunched over. Like my back is basically parallel with the floor. >> Dude, what are you talking about? >> like kneeing myself in the stomach. It's so uncomfortable. >> machines? What are you talking >> I'm talking about getting on like a stationary bike, but if you're like in a racing position, you have to adopt this hunchback. And like there are a million reasons why I find that uncomfortable. There is a bike, however, it's very easy to find. It's pretty common in public gyms, called the Keiser M3i Studio Indoor Bike. I don't know why they have to make it so difficult in its nomenclature, but the Keiser M3i is unique in my experience in that you can elevate the handlebars enough to sit in a comfortable position with a decent saddle, meaning the seat, such that I can do the V2 and the V4 and all of that training >> Mhm. >> for me in a comfortable position without compromising my low back, which has been a huge step forward. So this is the only bike that I've used consistently for this kind of training. And I was having a number of conversations with a neuroscientist named Dr. Tommy Wood over a period of weeks. And if for instance, you do something called the Norwegian 4 by 4, there's data to suggest that if you do it's VO2 max training. So it's very very very intense, but it's like >> Four on, four off. >> Four minutes on, three to four minutes off. Let's just call it three minutes. Four minutes on, three minutes off. And you do that for four rounds. This is the only bike that I've been able to use >> Mhm. to do this consistently. And if you do that for I think it's three times a week for five to six months, the volumetric changes, meaning the neuroanatomical changes in the hippocampus and other areas that are certainly indicated in things like Alzheimer's, lasts for up to five years. >> Wow. >> you do five to six months of gutting it out three times a week, >> Holy >> get, the dividends pay off for it seems up to or possibly beyond five years. >> Holy >> Crazy. So, throw in some sauna in there and you're like good to go. >> why I'm doing Yeah, I'm doing all the usual stuff, right? I'm doing the sauna and don't let perfect be the enemy of good, you know what I mean? It's like, okay, sure, you don't have 30 minutes to do it, like do 10 minutes. Like, you can't do a sauna, take a hot bath. Like, figure it out. >> You know what my good is that I like? >> What's that? >> It's not perfect, but it's good, which is I go on my treadmill, I set it to >> Yeah. >> So, it's like not like crazy, but it's not Yeah, I can still do >> Yeah. >> And I set it to only like 2.5 on the walking. >> Yeah. >> And I'll play Duolingo chess cuz they have chess on there now for Duolingo. They teach you chess. It's amazing. And you can play friends and live people and all that stuff and they do game replays and like teach and I'm learning a ton. >> Yeah. >> And 30, 40 minutes go by and you're drenched in sweat. >> I know it's not high intensity. >> Yeah. >> And all the benefits on the the cognitive side seem to be around like a lot of high end hits. >> Yeah, but who knows? >> But, it's good, right? >> It's doing something. >> It's doing something, right? So, I've really enjoyed that. Like, if you if you just want something to both be like learning and engaged and kind of like having fun, >> Yeah. >> so you forget about the time. Do you know what I'm talking about where it's like you just like, oh wait, what time is it? Oh I've been on for 37 minutes, I can get off now, you know? Like >> I I love that type of cardio. >> Yeah, I mean for me, I mean this is this is going to sound like maybe a step down, but it it's like the older I get, the more I realize a little goes a long way. Like yesterday, for instance, I had a bunch of stuff stacked up and I won't bore people with the commitments, but I didn't really have any time to go to the gym and it was my day to go to the gym to do X Y and Z exercises. And I went in and I did three sets. I was literally in there for 5 minutes and I left. >> Mhm. But it's better than nothing. >> Right. Totally. >> Something is better than nothing.