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Tim FerrissTim Ferriss

New Health Gadgets, How to Drink Less, AI, & More

This time, we have a very special episode I recorded with my close friend Kevin Rose. We cover dozens of topics: from the cutting edge of health tech to pro-tips for colonoscopies; AI; adventures in Japan and Taiwan seeking out perfect coffee and tea; tips for drinking less alcohol; powerful documentaries like 32 Sounds and books such as Awareness; the unexpected joys and therapeutic benefits of adult Lego; and much, much more. This episode is brought to you by: Vanta trusted compliance and security platform: https://vanta.com/tim ($1000 off) Momentous high-quality supplements: https://livemomentous.com/tim (code TIM for up to 35% off) ExpressVPN high-speed, secure, and anonymous VPN service: https://www.expressvpn.com/tim (get 3 or 4 months free on their annual plans) Tim Ferriss is one of Fast Company’s “Most Innovative Business People” and an early-stage tech investor/advisor in Uber, Facebook, Twitter, Shopify, Duolingo, Alibaba, and 50+ other companies. He is also the author of five #1 New York Times and Wall Street Journal bestsellers: The 4-Hour Workweek, The 4-Hour Body, The 4-Hour Chef, Tools of Titans and Tribe of Mentors. The Observer and other media have named him “the Oprah of audio” due to the influence of his podcast, The Tim Ferriss Show, which has exceeded 900 million downloads and been selected for “Best of Apple Podcasts” three years running. Sign up for "5-Bullet Friday" (Tim's free weekly email newsletter): https://go.tim.blog/5-bullet-friday-yt/ Follow the Tim Ferriss Podcast: https://tim.blog/podcast/ Visit the Tim Ferriss Blog: https://tim.blog/ Follow Tim Ferriss on Twitter: https://twitter.com/tferriss/ Follow Tim Ferriss on Instagram: https://www.instagram.com/timferriss/ Like Tim Ferriss on Facebook: https://www.facebook.com/TimFerriss/ [00:00] Start. [00:44] Two old men discuss the importance of regular medical checkups. [07:29] Zen and the art of 32 Sounds. [10:34] Going with the low-poly Flow. [13:49] KevKev goes cleanclean and sober. [20:57] The first rule of AA is you do not talk about AA. [22:15] LEGO bricks (and Nanoblocks) as art for grown-ups. [24:19] Maintaining sobriety with a partner who still drinks. [27:36] Addressing under-the-hood reasons behind addiction with a group. [30:05] TimTim talks Taiwan and tea. [37:45] A Japanese coffee bender. [43:52] An "expresso" intervention. [44:54] Where Americans can get Taiwanese tea if they can't make the trip. [46:10] Kevin's new WHOOP wearable and quantifying health benchmarks/goals. [52:48] I'm getting a new exercise bike because the old one rubbed me the wrong way. [54:16] Kevin keeps COVID and cooties at bay with Profi in his schnozz. [57:09] Sippin' dashi and conquering anxiety with Awareness. [01:01:42] Getting a (Versa) Gripp on eclectic injuries. [01:05:20] Finding magic in the ordinary with Paul Madonna and Hayao Miyazaki. [01:08:36] The Well of Being is back in stock for a reasonable price. [01:09:18] Finding Asian artisanal goods in the US without having to travel. [01:12:08] Squirrels: distracting dogs and humans for millennia. [01:13:29] My personal ups and downs with accelerated TMS. [01:23:57] The current state of consumer-level sleep aid technology. [01:29:24] How full genome sequencing helped Kevin tame a once-insurmountable health issue. [01:31:49] Eyeing traffic at the intersection of AI and life sciences. [01:34:04] Genetic data privacy concerns. [01:38:15] Face to face with my deepfaked side hustler. [01:39:44] Kevin's unsettling AI headphone review experiment and its implications for real humans. [01:42:42] Steps Kevin has taken toward proving he's a real boy. [01:44:05] "You were talking to models — you were just talking to large language models." [01:46:01] Exploding Kittens and I made a game together: Coyote. [01:47:48] When meditation retreats go right (and wrong). [01:55:11] Parting thoughts.

Kevin RoseguestTim Ferrisshost
May 23, 20251h 59mWatch on YouTube ↗

CHAPTERS

  1. 0:00 – 4:55

    Medical checkups, colonoscopies, and what comprehensive scans can uncover

    Tim and Kevin compare notes on aging-related self-care, starting with colonoscopies and why staying on schedule matters despite the inconvenience. They also segue into Kevin’s annual full-body MRI follow-ups and the psychological pros and cons of learning about incidental findings.

    • •Tim explains why he stays consistent with colon cancer screening after a friend’s terminal diagnosis
    • •Kevin shares tips and anecdotes from his own colonoscopy experiences
    • •Kevin describes a yearly full-body MRI follow-up after a finding in his brain that needs monitoring
    • •They discuss the downside of false positives and living with knowledge of small abnormalities
  2. 4:55 – 7:36

    Handling scan anxiety: baselines, claustrophobia workarounds, and a blood-based cancer screen

    Tim asks how to help hesitant family members and listeners overcome fear of medical testing. Kevin describes ways people manage MRI claustrophobia and mentions an alternative screening approach that doesn’t require going into an MRI tube.

    • •Tim argues for building scientific literacy to contextualize medical findings and avoid overreaction
    • •Kevin says regular yearly testing makes results easier to interpret emotionally over time
    • •Kevin notes doctors may offer medication to help people with severe claustrophobia during MRIs
    • •Kevin mentions the GRAIL blood test as a way to do cancer screening without an MRI
  3. 7:36 – 10:34

    A sound-focused documentary recommendation: "32 Sounds" and training awareness

    Tim recommends the documentary "32 Sounds" and emphasizes watching with headphones for the intended experience. He connects it to practices of focusing attention—especially listening—similar to meditation training.

    • •Tim describes "32 Sounds" as an immersive audiovisual experience that changes how you relate to sound
    • •He recommends using headphones and notes prompts like closing your eyes at points
    • •Tim ties the film to awareness practices he’s done, including focusing on soundscapes
    • •Kevin reacts positively and frames it as a welcome alternative to more commercial entertainment
  4. 10:34 – 13:00

    Low-poly animation and getting past the aesthetic: Kevin on the film "Flow"

    Kevin pitches the animated film "Flow," describing its low-poly visual style and near-silent storytelling. Tim asks what it takes to acclimate to the look and why Kevin found it worthwhile.

    • •Kevin describes the low-poly, scrappy aesthetic and says you adjust within minutes
    • •He notes the film has sounds but no dialogue and carries post-apocalyptic survival vibes
    • •Kevin describes the cat protagonist forming relationships while navigating the new world
    • •Tim commits to finally watching it during his colonoscopy prep night
  5. 13:00 – 17:42

    Kevin’s sobriety reset: what changed, scary bloodwork, and building support

    Kevin explains why he stopped drinking and what made this attempt different from prior tries. He describes habit-driven drinking, a wake-up call from liver enzyme results, and leaning on structured support to reach 26 days sober.

    • •Kevin says drinking had shifted from joy to habit and consistency, especially shared with his wife
    • •He reports receiving alarming liver enzyme results and deciding he had to change course
    • •Kevin describes calling friends with experience in assisted programs for tools and support
    • •He reports being 26 days fully sober and feeling noticeably better
  6. 17:42 – 24:44

    One day at a time: accountability networks, why groups stay anonymous, and evening replacements

    They unpack practical mechanisms Kevin is using to stay sober: daily recommitment, phone support, and accountability. Kevin also explains why some organizations discourage public identification and shares hobbies that help fill the time.

    • •Kevin describes the “not today” approach and focusing on 24 hours at a time
    • •He emphasizes calling peers to get through short windows of craving or discomfort
    • •Tim highlights accountability as a major driver of follow-through
    • •Kevin explains why some groups discourage members from publicly associating with them
    • •Kevin recommends hobbies like adult LEGO and Nanoblocks as structured, absorbing alternatives
  7. 24:44 – 30:04

    Staying sober when a partner still drinks, and using group conversations to address root causes

    Tim asks how sobriety works when Kevin’s spouse still drinks, and Kevin describes how it’s been manageable and may be influencing her to cut back. Kevin then explains how a weekly men’s Zoom group helps him show up better—especially as a dad—and how deeper issues like childhood experiences surface.

    • •Kevin says his wife still drinks, but he isn’t bothered and she’s naturally reduced her intake
    • •Kevin reports his liver enzymes have dropped significantly since stopping alcohol
    • •He describes a weekly men’s Zoom as a bonding and accountability space
    • •Kevin says many discussions focus on unresolved “under-the-hood” issues tied to dependence
    • •Tim references Terry Real’s work on male depression and coping mechanisms, prompting discussion
  8. 30:04 – 37:45

    Travel debrief: Taiwan’s food, hikes, and tea—plus a restaurant literally called "Really Good Seafood"

    Tim shares extensive travel notes, focusing on returning to Taiwan after decades and why it left such an impression. He describes the warmth of the people, the food, hiking outside Taipei, and tea culture—along with a memorable restaurant name.

    • •Tim recounts how a friend pushed him to visit Taiwan before giving up on Mandarin study
    • •He describes Taiwan’s food, humor, courtesy, and the value of getting outside Taipei for hikes
    • •Tim says locals he met seemed largely unconcerned about political tensions
    • •He recommends tea exploration in Taiwan and shows tea he brought back
    • •Tim highlights a restaurant called “Really Good Seafood” as a standout and a personal connection
  9. 37:45 – 46:04

    Japan coffee spree: standout cafes, tourist crowds, and the "espresso" correction

    After Taiwan, Tim describes a Japan trip centered on visiting his host family and exploring coffee instead of alcohol. Kevin adds Tokyo coffee suggestions, including aged beans, and Tim playfully calls out Kevin for saying “expresso.”

    • •Tim recommends Glitch Coffee in Ginza and describes a surprisingly exceptional latte experience
    • •He also mentions Sendai Coffee and a specific Colombian coffee with distinctive tasting notes
    • •Kevin recommends Kaffe Mameha and describes high-end coffee presentations and geishas (as coffee)
    • •Kevin points to LAMBRE for very old aged coffee beans and the different flavor experience
    • •Tim jokes about an “expresso” intervention and reinforces the correct term: espresso
  10. 46:04 – 52:47

    Wearables and training metrics: Kevin’s new WHOOP, blood pressure beta, and zone 2 calibration

    Kevin walks through what’s new in the latest WHOOP device and why he likes a screenless tracker. Tim asks about zone 2 training calibration, and they discuss models, manual zone settings, and comparing to VO2 max testing.

    • •Kevin says the new WHOOP is smaller and includes features like blood pressure monitoring in beta
    • •He describes WHOOP Age as a composite metric using multiple data points
    • •Kevin notes an AI agent that can answer questions using your personal device data
    • •Tim asks how WHOOP zone 2 compares to the talk test; Kevin explains users can import VO2 max test data or set zones manually
    • •Kevin recommends The Quantified Scientist as a reviewer who compares wearables to gold-standard measurements
  11. 52:47 – 57:09

    Ergonomics and preventing issues: Peloton seat problems and a travel nasal spray experiment

    Tim explains he’s switching to a different exercise bike/ergometer due to discomfort and concerns related to cycling seats. Kevin then shares a travel tool: a nasal spray gel intended to trap pathogens, and Tim adds his long-time habit of using saline mist sprays to prevent sinus issues.

    • •Tim says his Peloton seat setup is causing significant discomfort and he wants easier seat swapping
    • •He notes that cycling seats can contribute to circulation issues and potentially sexual dysfunction
    • •Kevin describes a nasal spray called Profi as a hydrogel intended to trap viruses/bacteria while traveling
    • •He reports using it during travel and not getting sick, and references a small hospital-setting study on similar gel approaches
    • •Tim mentions using saline nasal mist for years to reduce sinus infection risk during travel
  12. 57:09 – 1:05:12

    Books and small tools for health, anxiety, and training: dashi sachets, "Awareness," and Versa Gripps

    Tim rapid-fires recommendations: an easy-to-make dashi broth product, a repeatedly reread book for perspective shifts, and a training tool to help with grip limitations. Kevin reacts to the book recommendation and notes how losing his library in a fire affected what he’s rebuilding.

    • •Tim shares an Okume dashi sachet product he drinks like tea for convenience
    • •He strongly recommends "Awareness" by Anthony de Mello and describes it as dense with insights
    • •Kevin says he lost his books in a house fire and immediately reorders "Awareness" after being reminded
    • •Tim describes chronic elbow issues affecting training and introduces Versa Gripps for easier lifting support
    • •Tim explains why dumbbells have become more important for him given elbow and back constraints
  13. 1:05:12 – 1:12:09

    Finding “magic in the ordinary”: Paul Madonna, Miyazaki, and sourcing Japanese goods in the U.S.

    Tim discusses a distinctive art-and-writing book and how certain media can refresh perception of everyday life. Kevin and Tim also note "The Well of Being" is back in stock and share ways to find Japanese and East Asian goods domestically, including a specific curated importer site and local markets.

    • •Tim recommends "Everything Is Its Own Reward" by Paul Madonna and describes its unusual impact
    • •He references Hayao Miyazaki’s creative process and the idea of finding magic in ordinary scenes
    • •Kevin says "The Well of Being" is back in stock at a normal price and reorders it
    • •Kevin recommends pojstudio.com as a curated source for Japanese artisanal goods in the U.S.
    • •Tim suggests exploring Japanese and broader East Asian markets for teas and household items
  14. 1:12:09 – 1:29:24

    Accelerated TMS: Tim’s outcomes, side effects, and skepticism about consumer brain stimulation

    Tim explains his experience with accelerated TMS for anxiety/OCD-type rumination, including delayed onset and a period of remission. He discusses boosters that didn’t work, a hypothesis about synergy with psychedelics, and why most direct-to-consumer brain stimulation devices aren’t trustworthy.

    • •Tim describes the accelerated TMS protocol and says it led to a delayed but strong symptom remission previously
    • •He recounts trying shorter boosters (one-day and three-day) that didn’t produce results
    • •Tim discusses a possible sexual side effect and later suspects trazodone may have been the cause
    • •He warns that improperly used brain stimulation can worsen symptoms and advises caution with consumer devices
    • •Tim notes conventional TMS may be covered by insurance for some people and hopes accelerated TMS coverage expands
  15. 1:29:24 – 1:38:15

    Genome sequencing + AI, life sciences acceleration, and genetic privacy risks

    Kevin describes using whole genome sequencing and AI to build a supplement “playbook” addressing a stubborn biomarker tied to an MTHFR mutation, reporting improved lab results. The discussion expands to how quickly sequencing costs have dropped, the UAE’s AI infrastructure, and worries about genetic data privacy and misuse.

    • •Kevin says AI helped identify changes including adding NAC that correlated with normal homocysteine levels after years of difficulty
    • •Tim asks whether stopping alcohol explains the change; Kevin says prior non-drinking bouts didn’t fix it
    • •They discuss how much cheaper full genome sequencing has become compared to earlier years
    • •Tim describes being impressed by AI-enabled government services observed in Abu Dhabi
    • •Tim explains why he deleted 23andMe data and expresses concerns about de-anonymizing genetic data and potential misuse
  16. 1:38:15 – 1:47:50

    Deepfakes and proving personhood: fake Tim ads, bot persuasion, and identity verification ideas

    Tim recounts a highly convincing deepfake video of him promoting stock picks and worries about how audiences will know what’s real. Kevin describes his own work on the same problem, including model-driven persuasion experiments, possible proof systems for online claims, and biometric-based personhood verification.

    • •Tim describes receiving messages about a realistic fake video of him promoting a get-rich scheme
    • •Kevin says the agentic AI era makes it hard to know whether a human is behind an account
    • •Kevin shares an experiment where a model convincingly sold cheap headphones as premium
    • •He explains the need for proof systems that can verify claims like long-term product ownership
    • •Kevin describes being scanned for a World ID and frames the growing privacy vs. verification trade-off
  17. 1:47:50 – 1:55:44

    A gentle return to retreat practice: the small-group Zen format and daily meditation momentum

    After a sponsor segment, they discuss the recent small-group Zen retreat format led by Henry Shukman and Valerie, contrasting it with more austere silent retreats. Tim explains why this approach was a safer re-entry after prior difficulties, and Kevin shares how it helped him build consistent daily practice.

    • •Kevin contrasts traditional multi-day silent Zen retreats with their later-starting small-group format that included shared dinners
    • •Tim says it served as a “warm bath” re-entry after a past retreat that went badly, which he links to fasting and other factors
    • •Tim says multiple sits per day improve momentum and offer quick “another at-bat” opportunities after difficult sessions
    • •Kevin says he’s been meditating close to 50 minutes a day since returning, despite variable session quality
    • •Tim gives a plug for The Way app as a way to access Henry’s guidance without in-person retreat access
  18. 1:55:44 – 1:59:30

    Parting thoughts: sobriety quotes, mood changes, and closing reflections

    Kevin closes with quotes that reframed alcohol for him and discusses an unexpected mood lift from not drinking. Tim reinforces his support for Kevin’s progress, shares a quote about alcohol’s delayed costs, and wraps with final notes and where listeners can find links.

    • •Kevin shares a quote about having the first and last drink “to be a grown-up”
    • •Tim says he’s impressed by Kevin’s stretch and is rooting for him
    • •Tim quotes a friend: drinking is “borrowing happiness from tomorrow,” and warns it’s not a free lunch
    • •Kevin reports an unexpected mood boost and reduced sensitivity to taking things personally
    • •They exchange final quotes about discipline and courage before Tim closes the episode

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