April 3, 2025
Welcome to Ben Greenfield’s Weekly Roundup!
On this weekly publish, I share with you my most fascinating discoveries of the week, together with the newest information on the fronts of health, diet, well being, wellness, biohacking, and anti-aging analysis. I additionally recap my upcoming occasions and particular bulletins so you’ll be able to sustain with alternatives to study, giveaways, reductions, and extra!
New Discoveries
Is Chilly Remedy Making You Hungrier? The Shivering Reality About Chilly Publicity, Elevated Starvation, & Fats Loss 🥶🍽️
You’ve most likely heard all about how chilly publicity—whether or not ice baths, chilly showers, or cryotherapy–can ramp up your metabolism, enhance restoration, and assist with fats loss. However there’s one thing suprising you won’t be contemplating: chilly publicity can truly make you hungrier.
A latest research revealed within the American Journal of Scientific Vitamin simply flipped the script on the concept chilly at all times equals fats loss. In a managed crossover trial, researchers had 47 adults spend 24 hours in a analysis facility the place they might eat as a lot as they wished. The kicker? They did this in each chilly (19°C) and thermoneutral (23.5°C) circumstances to check how the temperature affected their calorie consumption.
When the room was colder, members ate about 13% extra meals, clocking in an additional 411 energy on common. 🤯
Now, the fascinating half right here is that this elevated meals consumption wasn’t tied to modifications in power expenditure, respiratory change ratio (RER), and even carbohydrate oxidation. In different phrases, chilly publicity itself didn’t considerably improve calorie burn—it simply made individuals hungrier and led them to eat extra.
The researchers speculate that chilly publicity prompts your physique’s pure energy-sensing mechanisms, prompting you to devour further energy to assist keep your core temperature. After being uncovered to chilly, your physique might enter a delicate type of survival mode, working tougher to remain heat, which indicators your mind to refuel. This occurs as a result of consuming will increase thermogenesis—a course of often known as the Thermic Impact of Meals (TEF)—which generates warmth throughout digestion.
Curiously, within the research, some members continued to eat extra the subsequent day if their our bodies had elevated carbohydrate oxidation through the chilly part, indicating that the consequences of chilly publicity on urge for food may persist even after the temperature normalizes.
❄️ So, what’s the takeaway?
✔️When you’re utilizing chilly remedy as a part of a fat-loss routine, simply remember that it’d make you hungrier than regular. That post-ice-bath burger you’re craving won’t simply be in your head—it’s your physique’s manner of compensating for the acute chill you skilled.
✔️In case your purpose is to lose physique fats, it’s all about stability. Chilly publicity has its place for enhancing your metabolism and restoration from train, however don’t let these elevated cravings catch you off guard.
✔️Keep aware of your calorie consumption post-cold remedy, and preserve the give attention to nutrient-dense, satiating meals to maintain these cravings in verify.
The underside line: chilly publicity may make you’re feeling like a superhero, however it might probably additionally make you hungrier than a bear rising from hibernation. Know the science, and also you’ll know the way to take advantage of your chilly remedy with out sabotaging your objectives.
Inquisitive about studying extra about the way to reap probably the most advantages from chilly remedy, together with for metabolic enhancement and fats loss? Take a look at these assets:
- From Melancholy, Dependancy & Low Power to Turning into a Whole Breathwork Ninja: The right way to Unlock the *Transformative* POWER of Breath, Chilly Remedy & Sweat Lodges with Michael Nuss and Maximilian Freiler.
- Keto vs. Carnivore, Hormonal Chaos from Excessive Protein, the *Stunning* Reality About Chilly Publicity, and Why Carbs Are CRUCIAL with Jay Feldman.
- 377: The Massive Vitamin D Mistake, How Ben Reads A Ebook A Day, Chilly Remedy vs. Cryotherapy vs. Chilly Thermogenesis & A lot Extra!
- Capsaicin, Chilly Thermogenesis, Keto Cooking Ideas, Getting To Know Ben Greenfield & A lot Extra!
- The two Greatest Methods To Burn Fats Quick (With out Destroying Your Hormones Or Metabolism).
- The BEST Dietary supplements & Exams For Infants & Kids, Methylene Blue For The Mind, Does Chilly Water Immersion “Damage” Train Outcomes & MORE! Solosode #483.
- Your Mind’s Armor: Why You Want To Care About Your Blood Mind Barrier (13 Methods To Repair A Leaky Mind).
- Stack Chilly Thermogenesis, Blood Circulate Restriction & Grounding With Excessive Depth Interval Coaching For Large Cardiovascular & Hormonal Good points, With VASPER Inventor Peter Wasowski.
Product Of The Week
::: Save 15% on Fatty15, a Little-Identified Hack for Resilient Getting old ::
Getting older can really feel like your physique’s beginning to flip towards you. You’re placing within the work: coaching arduous, consuming clear, prioritizing sleep. However irrespective of how dialed-in your routine is, your cells simply don’t appear to bounce again like they used to. It’s irritating, proper?
There is a shocking new participant within the longevity recreation that might enable you keep sturdy and resilient as you age—and it’s referred to as C15:0. This little-known fatty acid may simply develop into your secret weapon for staying energized, recovering quicker, and maintaining your physique performing at its finest.
A latest research revealed in Vitamins revealed that C15:0 packs a critical punch in terms of mobile well being. Not solely does it assist fortify your cells towards age-related breakdown, but it surely even outperformed rapamycin—one of the well-researched longevity compounds—in terms of enhancing mobile operate. In different phrases, when you’re seeking to age like a professional, fatty15 may simply be the sting you’ve been in search of.
This isn’t just a few fly-by-night discovery. A decade of Navy-funded analysis has led to Fatty15, a pure, bioavailable, science-backed, patented, and award-winning C15:0 complement designed to gradual getting older and defend your long-term well being.
And once I say science-backed, I’m not kidding. Fatty15 has racked up:
- 40+ patents
- 100+ peer-reviewed research
- 20+ awards
These items is clinically confirmed to assist:
✔️Liver well being
✔️Crimson blood cell well being
✔️Ldl cholesterol well being
✔️Intestine microbiome well being
When you’re critical about staying resilient, vibrant, and powerful because the years go by, Fatty15 is the true deal. Need in?
Get 15% off your first order of Fatty15 with code BEN at checkout right here.
🥁 You Can Now PRE-ORDER Your Absolutely Up to date Copy of Boundless to *Optimize* Your Physique, Thoughts, and Spirit! 📚💪
Over the past yr, I have been working tirelessly on one thing that I’m thrilled to lastly share: the brand-new, up to date model of my best-seller, Boundless.
Like a cookbook for the human blueprint, the revised and up to date version of Boundless provides you a zero-guesswork information to becoming a whole skilled in what makes your mind tick, your physique work, your spirit blissful, and your life fulfilled.
You’ll be able to flip to *any* chapter and uncover probably the most up-to-date, research-proven, trench-tested methods to construct muscle, burn fats, stability hormones, stay longer, sleep higher, have mind-blowing intercourse, and far, rather more!
Just a few of the important thing subjects that the newest model of Boundless explores are:
- Methods to optimize mitochondrial density and biogenesis for peak power and metabolic well being.
- New strategies to stimulate the vagus nerve for stress discount, sleep high quality, and better coronary heart fee variability utilizing gentle, sound, and electrical interventions.
- Up to date methods for restoring circadian stability, combating jet lag, and maximizing sleep, naps, and meditation.
- Insights on the consequences of electromagnetic frequencies on the mind and physique, with recommendations on modifying units for higher shielding.
- The newest on addressing power infections, detoxifying from mould, and enhancing intestine operate with cutting-edge testing and coverings.
- New dietary supplements, biohacks, and protocols based mostly on latest longevity science, together with age-reversal insights.
- Contemporary routines and damage restoration instruments, plus minimalist strikes to burn fats all through the day with out health club reliance.
When you’re able to uncover a treasure trove of the newest science-backed methods for enhancing each side of your thoughts, physique, and spirit, you’ll be able to click on this hyperlink to pre-order your new up to date copy of Boundless.
Podcasts I Recorded This Week:
Hoolest, Simply Thrive (code BEN), MUDWTR, LVLUP Well being (code BEN15), and Fatty15 (code BEN).
NOVOS (code BEN10), Quantum Improve (code BEN15), Feno (code BEN), Organifi, Historic Crunch, and Manukora (code BEN).
The Newest Content material I Was Featured On This Week:
Males’s Well being Australia: Crimson Gentle Remedy Legit?
Upcoming Occasions:
Well being Optimisation Summit — Austin. TX: April 12–13, 2025
The Well being Optimisation Summit, Europe’s high wellness convention, is making its U.S. debut in Austin, Texas—and I can be there! Be part of me for a strong discuss and Q&A, plus expertise insights from 35 world-class audio system overlaying the whole lot from diet and health to longevity and psychological well being. Discover over 100 exhibitors, take a look at the newest biohacking tech, and join with 2,000 like-minded attendees. Seize your tickets right here.
The Boundless Household Retreat with Ben Greenfield — Crans-Montana, Switzerland: Could 28 – June 1, 2025
Be part of me within the Swiss mountains for a five-day wellness retreat designed to deepen connections, optimize well being, and rejuvenate the thoughts and physique. You may expertise every day motion, breathwork, chilly plunges, climbing, and hands-on workshops whereas studying cutting-edge methods for longevity and stress resilience. Spots are restricted—reserve your house right here.
The Ark Retreat — Spokane, WA.
Be part of me at The Ark Retreat, an unique, cutting-edge wellness expertise at my totally biohacked house in Spokane. You’ll get hands-on entry to the newest biohacking tech, natural farm-to-table meals, customized well being insights, and the prospect to attach with a like-minded neighborhood—all in a perfected setting designed to optimize air, gentle, water, and power. Do not miss this chance to remodel your well being and construct lasting connections. Click on right here to snag considered one of 300 spots now.
Sustain on my LIVE appearances by following bengreenfieldlife.com/calendar!
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