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Blue Light Glasses: Fake Gimmick or Real Tool? [SCIENCE & USAGE BREAKDOWN] · Geoff Talk

Blue light blocking glasses. Do they work? If so, when should we use them? You've probably seen health & wellness influencers promote various types of blue light blocking glasses. Geoffrey Woo has spent some time using them, digging into the science & research, and pondering over the mechanisms of why they could be useful. Armed with n=1 data and relevant studies, Geoff presents his framework on how to get the most out of blue light blocking glasses. In this episode of Geoff Talk, he also...


Staying Fit on Keto, Vegan vs. Carnivore, & Cutting Out Caffeine · #127 ft. Thomas DeLauer

"You can say whatever you want about the keto diet, but what it did for my family and what it did for my wife, and what it did for keeping this together...you have no idea. Insult me all you want, but I go home at night knowing that this changed my life and it's changing other peoples' lives." Thomas DeLauer has long been an advocate for the ketogenic diet. Although he now runs one of the largest health & fitness channels on Youtube, his journey started out just like anyone. He wanted to...


Putting Decades of Ketone Research Into a Bottle · #126 ft. Dr. Brianna Stubbs

Our former Research Lead, Dr. Brianna Stubbs, played an essential role bringing ketone esters to the public for the very first time. Brianna is now helping further ketone research at the Buck Institute, and we couldn't be more excited to follow her future work. We dedicate this special episode to her experience in the trenches here at H.V.M.N. In this episode, we cover: · Reminiscing about the exciting projects, tough obstacles, and amusing moments spanning Brianna's time on the team ·...


How You Can Benefit From Skipping Dinner · Research Roundup

“Eat breakfast like a king, lunch like a prince, and dinner like a pauper." Does this old saying have scientific merit? Today, we take a look at how having an earlier intermittent fasting window (early time-restricted feeding) can boost fat burning capacity, reduce appetite, and even enhance metabolic flexibility. Study:...


When To Use Hot Saunas and Ice Baths (Based on Science) · Geoff Talk #3

We've all heard of hot saunas. We've all seen our favorite pro athletes plunge into an ice bath or step into a liquid nitrogen cryotherapy pod. Geoffrey Woo has tried both, dug into the science, and collaborated with the best athletes and physiologists to get to the bottom of it. Which one is legit? Which one is...

Gaining & Losing 75lbs (ON PURPOSE): Challenges Faced & Lessons Learned · #125 ft. Drew Manning

Drew Manning is the New York Times best-selling author of "Fit2Fat2Fit: The Unexpected Lessons from Gaining and Losing 75 lbs on Purpose", in which he shares his experience purposefully gaining 75lbs and losing it all through the keto diet. Why? Drew, a natural athlete, has been in shape his whole life. To become more empathetic to the challenges his own clients were facing in their battles with weight & health, he decided he needed to experience these obstacles himself. What started as a...


Nose-to-Tail Carnivore Diet: Organ Meat, TMAO Implications, & Reaching Ketosis · #124 ft. Dr. Paul Saladino

Dr. Paul Saladino is the leading authority on the science and application of the "nose-to-tail" carnivore diet. He has used this diet to reverse autoimmunity, chronic inflammation, and mental health issues in hundreds of patients, many of whom had been told their conditions were untreatable. In this episode, you'll discover: - What organs are most nutritious and important to consume on a nose-to-tail carnivore diet - Nuances of the effects of red meat: Should we be worried about TMAO?...


Summiting Mt. Everest in World Record-Breaking Time · #123 ft. Roxanne Vogel

Roxanne Vogel not only summited Everest, but she did so in world record-breaking time. Her journey, timed from the moment she left and returned to her doorstep in Berkeley, took two weeks. Normally, it takes two months. Geoffrey Woo explores her background and motivation, her training hacks & nutritional strategies (which included the use of H.V.M.N. Ketone) and what it was like to look down on the world from 29,000 feet above. Learn more about Roxanne's expedition: ...


Ketone Esters in the Tour de France: A Metabolic Advantage ft. Professor Kieran Clarke

One particular dramatic point in the 2019 Tour de France was the emergence, public confirmation, and the subsequent controversy around the use of ketone esters. Team Jumbo-Visma sparked everything off when they publicly came out to discuss the incorporation of ketone esters in their nutritional strategy. Deceuninck-Quickstep and Lotto-Soudal quickly followed suit. Are ketone esters an unfair advantage? Or is this simply the next generation of sporting and performance food? Let's break...


Understanding Inflammation, Fat Cells, & Weight Gain || #122 ft. Dr. Lori Shemek

Dr. Lori Shemek is a pioneer in creating global awareness of low-level inflammation and how it is responsible for most illness, disease, faster aging and weight gain. She has been sending out the message about inflammation long before it was a buzz word. Dr. Shemek has uncovered the pathway to the core cause of weight: inflamed fat cells that not only promote unwanted excess weight gain and belly fat, but poor health as well. In this episode, Dr. Shemek and Geoff discuss: Check out Dr....


Burning Fat & Building Lean Muscle: Breaking Down Macros & Exercise · #121 ft. Menno Henselmans

A classic, popular fitness goal is achieving 10% body fat. What if you’re already sitting at an impressive 8% body fat...with the goal of getting to 4% for a contest or photo shoot? What else could one possibly do to get leaner? This is the level of fitness our guest this week, Menno Henselmans, has expertise in. With a Huffington Post #1 ranked fitness and nutrition website, Menno is a popular bodybuilder, coach, model, and researcher. Similar to our host Geoffrey Woo, Menno is...


Reversing Multiple Sclerosis (MS) Through Low-Carb Nutrition · #120 ft. Dr. Terry Wahls

This week’s episode is truly the embodiment of the popular motto, “Taking your health into your own hands”. The story of Dr. Terry Wahls is a fascinating, deeply personal dive into the tie between nutrition and disease management. Dr. Wahls, a clinical professor of medicine at the University of Iowa, has struggled with secondary progressive multiple sclerosis for more than a decade. In the year 2000, Wahls was jogging every morning. Just three years later, she found herself confined to a...


JUUL Gets Banned, Pentagon Eyes Keto Diet, & Metformin's Effect on Exercise · Geoff Talk #2

Earlier this week, San Francisco Board of Supervisors unanimously voted to ban e-cigarettes in San Francisco. It will be the first city to do so. In the game of "which one is unlike the others," it's really not obvious that amongst alcohol, chewing tobacco, marijuana, tobacco cigarettes, and e-cigarettes, that you'd pick e-cigarettes as the one with the highest danger and harm potential. A blanket vape ban feels like a rash, politicized, and overly emotional policy making...and I'll be...


Peak Carnivore: The Ironman Champ Who Only Eats Meat · #119 ft. Pete Jacobs

In the world of sports nutrition, a constantly evolving field, more and more athletes are adopting low-carbohydrate diets. Especially in the case of long distance endurance racing, an aerobic-heavy activity, wouldn't it make sense that athletes could benefit from being fueled by fat vs. carbohydrates? This is a popular debate with conflicting evidence and anecdotes presented from both sides. In this podcast, we capture the personal story from a former Ironman Champion: Pete Jacobs. He's not...


Are Beyond Meat Burgers Actually Healthy? · Geoff Talk

Vegan replacement meats has been a huge trend in recent months. There's a ton of press around Beyond Meat due to it's massive IPO and Impossible Burger getting high profile distribution deals with popular fast food chains. Here are my honest thoughts around the popular sentiment that these vegan replacement burger patties are healthier than meat patties...let's look at the actual ingredients. In addition, I talk about the recent FDA study which found that the chemicals in sunscreen are...


Intermittent Fasting When Stressed & Understanding Blood Sugar Spikes · #118 ft. Dr. Molly Maloof

Feeling stressed out? Your metabolism may be sharing the burden. This episode, featuring returning favorite Dr. Molly Maloof, revolves around stress. An essential facet of human function, how we perceive and respond to the stressors in our lives is key for our well-being. It’s not all simply in your mind, and even if the source of a stress IS mental, there can be physical and metabolic downstream effects. Intermittent fasting is an example of direct physical and metabolic stress. Yes,...


Why Your Brain Feels Smart on Ketones · Evidence, Mechanisms of Action, & More

Ketones are a brain fuel. They cross the blood brain barrier and can be used by brain cells. It's no surprise that many people in ketosis feel a boost of mental clarity and focus. How and why? Geoffrey Woo shares the current evidence and muses over potential mechanisms of action. Potential Mechanisms of Action: Studies: Intermittent Running and Cognitive Performance after Ketone Ester IngestionNovel Ketone Diet Enhances Physical and Cognitive Performance ...


Mental Flexibility: How a Tour de France Cyclist Adapted to Silicon Valley · #117 ft. Dylan Casey

You've heard the popular saying, "You can do anything you set your mind to." This mantra was key to Dylan Casey's success. Dylan is a retired professional cyclist who rode alongside Lance Armstrong on the US Postal cycling team. After winning multiple championships, Dylan then switched career paths and began working up the Silicon Valley tech chain. From joining Google when they only had a few hundred employees to becoming a Senior Director of Consumer Platforms at Yahoo, Dylan not only...


Optimal Nutrition Made Easy: Behind Ketogenic Meal Replacements · #116 ft. Connor Young

Meal replacements. It’s an arm of the food industry that has exploded in the last few years. As more & more of us are on-the-go or trying to maximize office productivity, quick & easy nutrition climb higher in demand. The problem is, most of these products are not exactly what we’d call “healthy”. Connor Young is the founder and CEO of Ample, an up-and-coming leader in science-based meal replacement drinks. With formulations consisting of whole-food ingredients, Ample creates specific...


Ketone Esters Prevent Overtraining · Research Roundup

One of the greatest challenges of training is successfully attaining "functional overreaching". Pushing your maximal capacity results in stress that leads to beneficial adaptations...making your body stronger, faster, & better. What happens when you do it wrong? Aptly named, "non-functional overreaching" occurs. Nothing will help besides rest and recovery. In the case of "overtraining", the more serious form of overreaching, it might take months for even the most elite athletes to bounce...