The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
So that was I mean that has you know it's interesting to think about how what the potential health benefits of that could be. I mean it's clearly something that you can train. This has also been observed in other competitive breathold divers. Um but in terms of how that could benefit your health. I mean maybe it's good for your heart to have that kind of plasticity in terms of its response.
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So, we found two different adaptations. Um, and I say adaptation, but there's kind of adaptation in a physiological sense, this thing that you can do by training. Um, or adaptation in a genetic sense. And we have found one of each. So, the training adaptation that we found was that um I mentioned before that when you dive, your heart rate slows down to try to conserve oxygen. So, their heart rate through a lifetime of training slows down even more. Um, so we could actually you could you could visually see this when they were doing these dives. We watching their heart rate, you could just see it plummeting. Um, we had one individual whose heart rate dropped more than 40 beats per minute in less than 15 seconds.