June 5, 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 may sustain with alternatives to study, giveaways, reductions, and extra!
New Discoveries
Methods to Flip a Common Temperature Bathe Right into a Chilly Bathe 🚿❄️
You’ve possible heard me speak about chilly publicity—the way it floods your system with dopamine, builds psychological toughness, accelerates restoration, and rewires your nervous system for resilience.
However let’s be trustworthy: most chilly plunges aren’t precisely handy—ice baths require time and setup, out of doors temperatures will be unpredictable, and a typical “chilly” bathe usually doesn’t ship the depth you should be efficient.
That’s the place Ice Blast from CryoShower is available in. This glossy unit transforms your bizarre bathe right into a high-performance chilly remedy chamber. I demo all of it within the video included above, displaying how I rigged it in my very own toilet with no fancy instruments or plumbing diploma—simply ice, water, and a few resilience.
Merely fill it with ice and water, hook it up in seconds, and step into next-level chilly. With superior cooling tech, Ice Blast can drop your bathe temp by as much as 22°F—as little as 41°F or 5°C—making it good for optimizing your physique and thoughts from residence.
Right here’s how Ice Blast works:
- Fill the dual tanks with ice.
- Connect the included Ice Blast bathe head (proven within the demo above).
- Hook it as much as your faucet.
- Flip it on to unlock the full-body advantages of cryotherapy.
In beneath 30 seconds, cryo-grade water floods over you, energizing your physique’s methods, boosting HRV, reducing cortisol, and sharpening your thoughts for the day (or cooling you down post-workout).
Whether or not you’re chasing psychological readability, quicker restoration, or only a fast and straightforward approach to wake your self up within the morning, Ice Blast will help you:
✔️ Sharpen your focus with a dopamine surge.
✔️ Adapt to emphasize with day by day chilly publicity.
✔️ Promote oxygen effectivity and quicker restore.
Involved in diving deeper into chilly remedy? You possibly can take a look at these further assets:
- An “Ice Tub On Steroids”? Evaluating Cryotherapy, Chilly Water Immersion, The Newest Chilly Remedy Tech & Extra With Maria Ensabella.
- From Despair, Habit & Low Power to Turning into a Complete Breathwork Ninja: Methods to Unlock the *Transformative* POWER of Breath, Chilly Remedy & Sweat Lodges with Michael Nuss and Maximilian Freiler.
- The BEST Dietary supplements & Exams For Infants & Youngsters, Methylene Blue For The Mind, Does Chilly Water Immersion “Smash” Train Outcomes & MORE! Solosode #483.
- Simple Methods To Get Smarter, The Finest Jet Lag Hacks, Why Chilly Water Is Higher Than Cryotherapy, Weed Earlier than Sleep & A lot Extra With Louisa Nicola.
- Keto vs. Carnivore, Hormonal Chaos from Excessive Protein, the *Stunning* Fact About Chilly Publicity, and Why Carbs Are CRUCIAL with Jay Feldman.
- 377: The Large Vitamin D Mistake, How Ben Reads A E book A Day, Chilly Remedy vs. Cryotherapy vs. Chilly Thermogenesis & A lot Extra!
New to Health or Wish to Swap Up Your Routine? *These* Two Easy Hacks Can Assist You Really feel Extra Assured and Related on the Gymnasium 💪
Strolling right into a gymnasium for the primary time—and even simply stepping exterior your regular exercise routine—can really feel downright intimidating.
There’s a sea of machines, cables, and contraptions that may look extra like medieval torture units than instruments for health. However right here’s the factor: with somewhat technique (and some easy hacks), you may navigate any gymnasium like a professional and get a killer exercise with out second-guessing your self.
Right here’s a easy, game-changing manner to make use of AI for navigating a brand new gymnasium or making a personalized exercise on the fly:
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Snap a couple of pictures or a brief video: Seize the format of the gymnasium, together with machines, free weights, and open area.
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Add the pictures to your AI assistant: I take advantage of Grok, however instruments like ChatGPT or different fitness-specific AIs work too.
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Give it clear directions: Be particular about what you wish to give attention to throughout your exercise. For instance, you may immediate it to incorporate:
- What sort of exercise you need (e.g., fats loss, energy, cardio, core, higher/decrease physique).
- How a lot time you have got.
- Any targets, accidents, or preferences it ought to contemplate.
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Let the AI generate your exercise: It’ll scan the gear, assess your enter, and ship a personalized plan utilizing precisely what’s out there—no guesswork, no wasted time.
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Comply with and tweak as wanted: Use the plan as your base. You possibly can all the time regulate reps, units, or depth based mostly on the way you’re feeling that day.
Hit enter… and get transferring—it’s that straightforward!
That mentioned, if you happen to’re craving actual human connection, staff accountability, and exercises designed and examined by precise specialists, not simply AI, then you may take a look at LIFE Premium for under $1 this month!
Inside, you’ll achieve entry to my teaching staff, TRIUMPH Teaching, plus you will obtain a collection of on-the-fly, travel-friendly month-to-month exercises that make it straightforward to remain constant irrespective of the place you might be. Suppose cardio, full-body energy, HIIT, and conditioning, all led by me and my staff of trusted coaches. You’ll not solely get transferring, you’ll uncover how to maneuver higher, get well quicker, and practice smarter.
With LIFE Premium, you’ll additionally unlock month-to-month group teaching requires professional help and personalised suggestions. Plus, you’ll be a part of a group of like-minded people who find themselves on the identical journey towards higher well being, extra power, and peak efficiency.
Able to improve your routine? You possibly can be part of for $1 right now right here!
Your 2025 Father’s Day Present Information Is Right here! Highly effective, Sensible Presents for Well being-Centered Dads 🏋️♂️🧠
One other pair of novelty socks, a generic grill set, or a bottle of bourbon he’ll stash and neglect? Not precisely the stuff of legends…
The reality is, most Father’s Day items find yourself accumulating mud as a result of they’re not truly helpful—and so they normally don’t help Dad’s well being, power, or efficiency.
Whether or not he’s already deep into well being optimization or simply beginning to degree up his routine, my 2025 Father’s Day Present Information is filled with performance-boosting instruments, sensible gear, and clear upgrades that help stronger exercises, higher sleep, increased testosterone, cleaner air, and lasting vitality.
A few of my prime picks from the complete information embrace:
- Aires Tech: These EMF-modulating units will help him keep shielded from hidden organic stressors like telephones, laptops, Wi-Fi, and 5G, supporting deeper sleep, clearer pondering, and long-term vitality.
- Ryker Clothes: This efficiency gear is produced from natural cotton and Merino wool, not artificial materials that leach hormone-disrupting chemical compounds, providing moisture-wicking, breathable consolation you may truly belief.
- MASA Chips: Made out of natural corn, grass-fed tallow, and sea salt, these thick, crunchy chips are the final word dad snack—freed from seed oils, stuffed with taste, and completely guilt-free.
- Feno Smartbrush: This 20-second mouth-biohacking gadget detects irritation, illness markers, and oral-systemic well being indicators, offering real-time monitoring and professional dental help for a full-body well being improve.
- NADS Underwear: Made out of toxin-free natural cotton, these underwear shield Dad’s hormones from chemical publicity whereas staying snug, breathable, and freed from microplastics and endocrine disruptors.
- Alitura Skincare: From the Gold Serum to the Meteorite Scrub, Alitura’s formulation rebuild pores and skin well being with mitochondrial-supporting peptides and pure elements, serving to Dad combat indicators of growing older and keep pores and skin that displays his vitality.
- LIFEprint Rework: This hair tissue mineral evaluation (HTMA) check, paired with professional teaching, helps rebalance Dad’s metabolism, hormones, adrenals, and power—with 12 weeks of exercises, three group teaching calls, and way of life help.
Whether or not you are procuring on your husband, brother, dad, or your self, this information is your shortcut to sensible, useful gear that fuels long-term energy, readability, and well being.
👉 You possibly can discover the complete 2025 Father’s Day Present Information right here!
📢 This Week in Well being & Efficiency: What the Newest Analysis Says 🚀
💪 Excessive Protein + Lifting = Fats Loss (Even in a Calorie Surplus): In a 2024 examine, members ate extra than upkeep energy however nonetheless misplaced fats when combining a high-protein weight loss plan with resistance coaching—confirming earlier findings that even in an 800-calorie deficit, muscle achieve is feasible if you happen to carry and eat ~1g/lb protein (examine 1, examine 2).
🔥 Animal Protein Burns Extra Energy Than Plant Protein: Consuming animal-based protein results in increased resting power expenditure and carb oxidation in comparison with plant-based protein—possible as a consequence of higher digestion and amino acid availability (learn extra right here).
🥛 Full-Fats Yogurt Doesn’t Hurt Coronary heart Well being: Overlook what you heard about low-fat yogurt being “coronary heart wholesome.” A brand new examine reveals full-fat yogurt has impartial (and typically useful) results on coronary heart well being—plus, it tastes manner higher (learn the examine right here).
⏰ Sure, You Can Construct Muscle Whereas Intermittent Fasting: Time-restricted feeding doesn’t restrict muscle development in case your energy and protein are excessive sufficient and also you carry persistently, even whereas consuming in a slender window (learn extra right here).
🧬 No, Creatine Doesn’t Trigger Hair Loss: A brand new examine immediately examined hair follicle well being throughout creatine supplementation and located no proof supporting the parable that creatine results in hair loss (full examine right here).
🌳 Exercising Exterior Boosts Mind Advantages: Bodily exercise already improves temper and cognition, however analysis reveals out of doors motion affords a fair stronger mind enhance than indoor train (full examine right here).
🧠 Your Intestine Variety Impacts Mind Well being: A extra numerous weight loss plan (and intestine microbiome) is linked to higher reminiscence, slower cognitive decline, and a decreased danger of Alzheimer’s and dementia—particularly in older adults (learn extra right here).
Product Of The Week
::: Improve Your Nervous System with Truvaga in Simply 2 Minutes a Day (And Save $30) :::
What’s probably the most missed but highly effective switches in your biology?…
…the vagus nerve, your physique’s built-in command heart for calm, restoration, and resilience.
You’ve bought two gears in your nervous system:
- Sympathetic (combat or flight)—your high-alert survival mode.
- Parasympathetic (relaxation and digest)—your restoration and restore mode.
The issue is, you are possible caught in sympathetic overdrive—wired however drained, infected, unfocused, and sleep-deprived.
However this is the place Truvaga will help…
I’ve been experimenting with this little pocket-sized device that delivers light, non-invasive stimulation to your vagus nerve, and I’ve to say, the results are fascinating. I’ve seen:
✅ Higher stress regulation
✅ Extra readability and cognitive sharpness
✅ Quicker restoration post-workout or post-stress
✅ Deeper, extra restorative sleep
It really works in simply two minutes and appears like an influence swap flipping your system into steadiness. Whether or not you’re mid-workday and frazzled or winding down at night time, Truvaga helps you reset, floor, and carry out at your finest. Moreover, you may attempt it risk-free with their 30-day money-back assure!
You possibly can click on right here to attempt Truvaga and save $30 with code Greenfield30.
🥁 The Totally Up to date Boundless Is Right here! Get Able to *Optimize* Your Physique, Thoughts, and Spirit! 📚💪
Over the past yr, I have been working tirelessly on one thing that I am thrilled to lastly share: the brand-new, up to date model of my best-seller, Boundless, which is lastly out there!
Like a cookbook for the human blueprint, the revised and up to date version of Boundless offers you a zero-guesswork information to becoming an entire professional in what makes your mind tick, your physique work, your spirit blissful, and your life fulfilled.
You possibly can flip to *any* chapter and uncover essentially the most up-to-date, research-proven, trench-tested methods to construct muscle, burn fats, steadiness hormones, dwell longer, sleep higher, have mind-blowing intercourse, and far, rather more!
A number of 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 charge variability utilizing gentle, sound, and electrical interventions.
- Up to date methods for restoring circadian steadiness, combating jet lag, and maximizing sleep, naps, and meditation.
- Insights on the results of electromagnetic frequencies on the mind and physique, with tips about modifying units for higher shielding.
- The most recent on addressing persistent infections, detoxifying from mildew, and enhancing intestine perform with cutting-edge testing and coverings.
- New dietary supplements, biohacks, and protocols based mostly on current longevity science, together with age-reversal insights.
- Recent routines and harm restoration instruments, plus minimalist strikes to burn fats all through the day with out gymnasium reliance.
For those who’re able to transcend the short fixes and reclaim management over your vitality, that is your likelihood. Filled with insights on every thing from breathwork to chilly remedy and the newest anti-aging methods, Boundless will show you how to construct a balanced, sustainable strategy to lifelong well being. I can not wait so that you can expertise every thing this information has to supply!
For those who’re prepared to find a treasure trove of the newest science-backed methods for bettering each side of your thoughts, physique, and spirit, click on right here to seize your copy of the newly launched Boundless.
Podcasts I Recorded This Week:
Simply Thrive (code BEN), LVLUP Well being (code BEN15), Calroy, Sunlighten, and BIOptimizers Mushroom Breakthrough (code BEN10).
Ketone-IQ, Pique, Jaspr (code BEN), Quantum Improve (code BEN15), and Manukora (code BEN).
The Newest Content material I Was Featured On This Week:
