.jpg)
Vitality Unleashed: The Functional Medicine Podcast
Welcome to Vitality Unleashed: The Functional Medicine Podcast, your ultimate guide to achieving holistic health and wellness. Created and vetted, by Dr. Kumar from LifeWell MD a dedicated functional medicine physician, this podcast dives deep into the interconnected realms of physical, emotional, and sexual health. Carefully curated medical insights to expand your options, renew hope, and ignite healing—especially when traditional medicine has no answers.
Each week, we unpack the complexities of the human body-mind, exploring topics like hormone balance, gut health, mental resilience, difficult medical conditions, power performance and intimate relationships.
Join us as we bridge the gap between complex medical science and everyday understanding. We transform the latest research and intricate information from the world of medical academia into simple, actionable insights for everyone. Think of us as your Rosetta Stone for health—making the complicated easy to grasp. Enjoy inspiring and practical advice that empowers you to take charge of your health journey. Whether you're seeking to boost your energy, enhance your emotional well-being, or revitalize your sexual health, this podcast provides the tools and knowledge you need.
Embark on this transformative journey with us, and discover how functional medicine can help you live a vibrant, balanced, and fulfilling life. Subscribe to Vitality Unleashed today, and let's redefine what it means to be truly healthy—mind, body, and soul.
Vitality Unleashed: The Functional Medicine Podcast
Wrinkles with a Warning: When Your Face Predicts Your Future
Look in the mirror. What secrets about your health could your reflection be revealing? Far beyond counting wrinkles, scientists have developed an extraordinary AI system called FaceAge that transforms a simple photograph into a window to your true biological age – potentially revolutionizing how we understand health, disease, and longevity.
This groundbreaking technology has uncovered a startling reality: cancer patients appear almost five years older than their chronological age. More remarkably, this artificially-detected "older appearance" directly correlates with survival outcomes. For every decade older someone looks according to FaceAge, their mortality risk increases by 11-15%, even after accounting for cancer stage, treatments, and other clinical factors. What makes this finding particularly significant is that chronological age alone failed to predict these outcomes with similar accuracy.
Diving deeper into the biology, researchers discovered connections between facial aging patterns and variations in CDK6, a gene involved in cellular aging processes. This suggests FaceAge is capturing fundamental biological mechanisms rather than superficial appearances. Lifestyle impacts were equally revealing – current smokers appeared nearly three years older than former or never-smokers, providing visible evidence of how our choices accelerate biological aging. Perhaps most surprising was the finding that functional status (how physically capable someone is) didn't significantly correlate with facial age, suggesting FaceAge detects aging dimensions distinct from obvious physical decline.
What does this mean for your health journey? Understanding your personal biological aging profile could be the key to optimizing not just lifespan but healthspan – the quality years of life where you feel vibrant and well. This represents a paradigm shift from reactive healthcare to proactive longevity optimization. Ready to discover what your reflection might reveal about your biological age and health potential? Explore how these cutting-edge insights could transform your approach to wellness and longevity.
Disclaimer:
The information provided in this podcast is for educational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before making changes to your supplement regimen or health routine. Individual needs and reactions vary, so it’s important to make informed decisions with the guidance of your physician.
Connect with Us:
If you enjoyed today’s episode, be sure to subscribe, leave us a review, and share it with someone who might benefit. For more insights and updates, visit our website at Lifewellmd.com.
Stay Informed, Stay Healthy:
Remember, informed choices lead to better health. Until next time, be well and take care of yourself.
Here's something that might make you think People with cancer tend to look well, on average, almost five years older than they actually are. It really makes you wonder. You know, is that number on your driver's license really the best way to track your body's true age, your vitality?
Speaker 2:That's a great point. We're dealing with two different ideas of age here, aren't we?
Speaker 1:Right.
Speaker 2:You've got your chronological age, just how many birthdays you've had, simple enough.
Speaker 1:Yeah.
Speaker 2:But then there's biological age.
Speaker 1:Yeah.
Speaker 2:And that's well. It's a much more nuanced picture. It reflects the actual state of your body, the wear and tear. Yeah, you know, influenced by everything your genes, how you live, any sicknesses.
Speaker 1:And knowing that difference, the gap between those two ages, that could be really, really insightful, couldn't it? For understanding health, maybe even predicting how someone responds to treatment.
Speaker 2:Exactly so. The big question then becomes how do we actually get a good measure, a reliable measure of biological age?
Speaker 1:Which brings us right to our deep dive today, I think.
Speaker 2:It does. We're looking at this really cutting edge AI systems called FaceAge FaceAge.
Speaker 1:Okay, and the idea which is pretty amazing is that it looks at just a simple photograph of your face.
Speaker 2:Just a photo.
Speaker 1:Just a photo and from that it estimates your biological age. There's a study on this recently.
Speaker 2:Wow, okay, so that sounds almost like something out of a movie. So our mission today, for you listening, is to unpack this FaceAge system. We want to figure out how it actually sees a face. You know what the science says about, how accurate it is and, maybe most importantly, what this could all mean for us, for understanding our own aging, our own well-being.
Speaker 1:And this is especially relevant if you're thinking about staying healthy and vibrant long-term.
Speaker 2:Right.
Speaker 1:At LifeWellMDcom here in florida. That's precisely our focus helping people optimize not just lifespan but health span. You know the years you feel good and function well that's the key, isn't it? Health span it is, and understanding biological aging is absolutely fundamental to that. So innovations like face age. Well, they could offer some really valuable insights for anyone interested in their own wellness journey.
Speaker 2:Yeah.
Speaker 1:Definitely something to keep in mind as we go through this. So okay, let's get into it. How does an AI look at a picture and guess, biologically speaking, how old someone is? What's going on under the hood?
Speaker 2:Well at its heart. Face age is what we call a deep learning system.
Speaker 1:Yeah.
Speaker 2:It basically learns from just vast amounts of data. Think of it like teaching a computer to spot patterns, but on a huge scale. In this case, it's been trained by looking at tons of facial features and photos and learning how those features connect to a person's age.
Speaker 1:And where did it get all these photos to learn from Must have needed a lot.
Speaker 2:Oh yeah, Huge data sets. It started with one called IMDB Wiki that had photos of, I think, over 58,000 people, mainly 60 and older, who were presumed to be healthy.
Speaker 1:Okay, so a baseline of healthy aging faces.
Speaker 2:Right, and they used another set UTK Face for some initial checks. But what's interesting is how they curated the data. They really focused on the age range you typically see in, say, clinical oncology populations.
Speaker 1:So it's specifically tuned for that older demographic relevant to cancer studies. It's not just counting wrinkles. Then what are the actual steps the AI takes?
Speaker 2:No, it's more complex than that. There are essentially two main stages. First, it has to find the face in the photo accurately.
Speaker 1:Like zeroing in.
Speaker 2:Exactly. It uses a specific method for that, a kind of neural network, and it's pretty good about 95% accurate in their tests at just finding the face.
Speaker 1:Okay.
Speaker 2:Then step two a different, more advanced AI gets involved. This one analyzes the finer details textures, shapes, shadows, all sorts of things, extracts the patterns linked to age and uses those patterns to make the age estimate.
Speaker 1:And how good was it, especially for that over 60 group you mentioned.
Speaker 2:In that clinically relevant age range. Yeah, the average error was about 4.09 years.
Speaker 1:So plus or minus four years roughly.
Speaker 2:On average. Yes, so if someone's cryologically 70, face age might estimate between, say, 66 and 74. Yeah, which you know, for this kind of technology is actually quite impressive, it's on par with, or maybe even better than, some other models out there.
Speaker 1:Okay, estimating age from a face is one thing, but the really fascinating part is the link to health, particularly cancer. How did they connect face age to actual cancer patient data?
Speaker 2:Right. So the study took this face age tool and applied it to data from several groups of cancer patients, both in the Netherlands and the US. They had data from the MASTRO study and also from cohorts at Harvard one focused on thoracic cancers, another on palliative care.
Speaker 1:And what did they do? Compare the face age estimates for these patients to people without cancer.
Speaker 2:Exactly, they compared the face age estimates of the cancer patients to a reference group of people without cancer. Exactly, they compared the face age estimates of the cancer patients to a reference group of people without cancer.
Speaker 1:And what did they see? Did the cancer patients faces suggest they were biologically older?
Speaker 2:They did. Yes, yeah, quite clearly. On average, the patients with cancer looked according to face age, about 4.79 years older than their actual chronological age.
Speaker 1:Almost five years older Wow.
Speaker 2:Yeah, and that difference was statistically significant, meaning it's very unlikely to be just a random fluctuation.
Speaker 1:So the takeaway is your face might actually be a window into your underlying health, especially when dealing with something serious like cancer.
Speaker 2:It certainly seems that way, based on this research.
Speaker 1:OK, now this is where it gets really powerful, I think. Did this looking older actually predict anything about how the patients did their prognosis?
Speaker 2:It absolutely did. They found a very clear link Looking older as estimated by face age was correlated with worse overall survival.
Speaker 1:Worse outcomes.
Speaker 2:Yes, and this held true across different cancer types. Studied pan cancer specifically in the thoracic cancer group and also in the palliative care group.
Speaker 1:How strong was that link?
Speaker 2:Well, they calculated that for every apparent decade older someone looked according to face age, their risk of death increased by about 11 to 15 percent, depending on the group. And, importantly, this was after they adjusted for other known factors like cancer, stage treatment etc.
Speaker 1:So it wasn't just that sicker people look older. This face age score was adding independent predictive information.
Speaker 2:Precisely. It showed significant independent prognostic value across different cancer types and stages.
Speaker 1:That's huge.
Speaker 2:And what's potentially very impactful clinically is how it might help with patients receiving palliative care, those with incurable cancer.
Speaker 1:How so.
Speaker 2:Well, doctors already use models to estimate survival in those situations right to help guide conversations about care goals. They found that adding the face age estimate to those existing models significantly improved their accuracy. The AUC, which is a measure of predictive accuracy, went up quite a bit.
Speaker 1:So it could make those incredibly difficult end-of-life predictions and discussions potentially more accurate, more informed.
Speaker 2:That's the potential. Yes, it suggests face age could be a really valuable non-invasive tool to add to the clinical toolkit for those cuff situations. Improving the model's ability to distinguish who might live longer versus shorter is critical there.
Speaker 1:Really powerful stuff. And how did just using plain old chronological age stack up in comparison? Did that predict survival as well?
Speaker 2:Interestingly, no, In many of the analyses the patient's actual chronological age wasn't significantly linked to survival once other factors were considered. And what's more, when they built these predictive models, adding face age generally explained more the variation in survival outcomes than adding chronological age did.
Speaker 1:So biological age captured by the face seems more relevant than just years lived, at least in this context.
Speaker 2:It really points in that direction. Yeah, Face age seems to be capturing something deeper about biological resilience or decline.
Speaker 1:It's like our faces really are telling a story. Now, you mentioned the study went deeper, looking at the molecular level too, trying to see if face age connects to the genetics of aging.
Speaker 2:Yes, that was another really interesting layer they wanted to know is this facial appearance thing just superficial or does it reflect something happening fundamentally at the level of our DNA and how it relates to aging?
Speaker 1:How do they test that?
Speaker 2:They analyzed DNA, specifically from lymphocytes, which are immune cells, taken from patients in a Harvard thoracic cohort. These were patients with non-small cell lung cancer.
Speaker 1:Okay.
Speaker 2:And they focused on genes already known to be involved in cellular senescence, which is basically cellular aging.
Speaker 1:Makes sense, start with the known players.
Speaker 2:Exactly. They looked at a handful, initially like TERT ATM, p53, genes involved in DNA repair and cell cycle control. Then they used a tool called genomania to identify a wider network of related genes. They ended up analyzing variations, called SNPs, in 22 different genes within this aging network.
Speaker 1:Okay, so they're looking for links between variations in these aging-related genes and the face age score. What did they find?
Speaker 2:They found one significant hit After correcting for testing multiple genes. Face age showed a significant association with variations in a gene called CDK6.
Speaker 1:CDK6. And what about chronological age? Did that link to any of these genes?
Speaker 2:Nope. In their analysis, chronological age didn't show any significant associations with variations in these specific aging pathway genes.
Speaker 1:Only face age, linked to CDK6. What does CDK6 do? Why is that potentially important?
Speaker 2:So CDK6 is a key regulator of the cell cycle. It helps control when cells divide.
Speaker 1:Right.
Speaker 2:There's some evidence suggesting that CDK6 is a key regulator of the cell cycle. It helps control when cells divide Right. There's some evidence suggesting that CDK6 activity might actually help delay cellular senescence or aging. The finding here was an inverse association, meaning a higher face age score was linked with genetic variations potentially associated with lower or altered CDK6 function.
Speaker 1:Interesting. So looking older might be linked genetically to a pathway involved in controlling cellular aging speed.
Speaker 2:It's a tantalizing link. Yeah, it hints that face age might be tapping into some pretty fundamental biological aging processes reflected in gene activity. Of course, they noted limitations, like not having a healthy control group for this specific gene analysis, but it's definitely a strong lead for future research.
Speaker 1:Very cool. Okay, so moving beyond the deep biology, what about more obvious factors? We all know smoking can make you look older. Did the study look at things like that? Lifestyle factors influencing face age.
Speaker 2:They did. Yeah, they looked at the difference between face age and actual age in one of the patient groups, the master cohort, and compared it across different characteristics.
Speaker 1:And they confirmed.
Speaker 2:Yes, they reiterated that finding the face age difference was significantly higher in cancer patients compared to the presumed healthy data sets and other non-cancer clinical groups they looked at.
Speaker 1:What about smoking specifically?
Speaker 2:That showed a really striking effect. Current smokers looked significantly older. According to FaceAge, the average increase was over 33 months, so nearly three years older.
Speaker 1:Wow, almost three years, just from current smoking.
Speaker 2:Compared to former smokers and never smokers. Yeah, it really highlights the visible impact lifestyle choices can have right there on your face, reflecting potentially accelerated biological aging.
Speaker 1:Any other factors? What about weight, like BMI?
Speaker 2:They did find a statistically significant link with BMI, but the effect size was actually quite small. So while there's a connection, it wasn't nearly as pronounced as something like smoking.
Speaker 1:Okay, and what about just general fitness or frailty? Doctors use that ECOG performance status score right. Does being less functionally capable line up with looking older?
Speaker 2:according to FaceAge, that was another interesting finding. They looked at ECOG status, which ranges from fully active to completely disabled, and they found no statistically significant difference in the face age gap between the different performance status groups.
Speaker 1:Really. So someone could be quite debilitated functionally, but not necessarily look much older via face age or vice versa.
Speaker 2:It seems so, which suggests again that face age might be capturing a dimension of biological aging that's distinct from functional status or overall frailty as measured by ECOG. It's not just reflecting how sick someone appears in that traditional sense.
Speaker 1:It's tapping into something else.
Speaker 2:Something potentially related more directly to cellular aging processes, perhaps processes perhaps.
Speaker 1:So, pulling this all together, face age seems like it has real potential to take something. We notice subjectively how old someone looks, and turn it into objective, quantifiable data.
Speaker 2:Exactly.
Speaker 1:And that data seems to carry real clinical weight, predicting survival in cancer patients potentially better than chronological age, and maybe even linking back to molecular aging pathways like CDK6.
Speaker 2:That's the promise. Yes, it's a step towards using easily accessible information, like a facial photo, to get deeper insights into biological age and its health implications. It really underscores this potential for understanding the aging process better, maybe identifying people at higher risk for age-related issues sooner.
Speaker 1:It's translating what our eyes see into well objective biological information.
Speaker 2:Precisely. Of course, there's more work needed. Validation in bigger, more diverse groups is key, and we need to think carefully about the ethics.
Speaker 1:Ah, yes, like potential bias in the AI if it wasn't trained on diverse enough faces or misuse by insurance companies.
Speaker 2:Those are critical considerations. The study did make efforts to assess and mitigate bias, but it's an ongoing challenge. With AI in healthcare, we need robust safeguards and transparency before something like this becomes routine, and correlating it further with other molecular aging markers would strengthen the case too.
Speaker 1:Definitely important points, but the potential is clearly there and for you listening, you know this kind of cutting edge research is exactly what excites us here at LifeWellMDcom. We're committed to exploring and utilizing the most advanced science backed approaches to health, wellness and, especially, longevity. Understanding your personal biological age is really becoming a cornerstone of taking that proactive, personalized approach to staying well.
Speaker 2:Absolutely. We believe that getting a handle on your unique biological aging profile empowers you. It helps you make smarter choices about lifestyle diet, maybe even targeted interventions to really optimize your health span.
Speaker 1:Yeah.
Speaker 2:So if you're curious about your own health and wellness journey and how understanding concepts like biological age could fit in, we definitely encourage you to reach out. You can contact us at lifewellmdcom or give us a call at 561-210-9999.
Speaker 1:Our team, guided by Dr Kumar, is ready to have that personalized conversation and help you explore the latest in health and longevity science.
Speaker 2:So let's wrap up with a final thought for everyone listening. Think about this how much does what we see on the outside, our appearance, truly mirror what's happening deep inside, biologically?
Speaker 1:And what incredible new insights might technologies like face age unlock for us individually and as a society, as we all strive for healthier, longer lives? It's definitely something to ponder, isn't it?
Speaker 2:It really is. The face might be telling us more than we ever realized.