वेंकी रामाकृष्णन: लंबी उम्र जीने का विज्ञान और उसका हाइप (Hindi version)

Summary

Podcast Summary: वेंकी रामाकृष्णन — लंबी उम्र जीने का विज्ञान और उसका हाइप

Podcast: In Good Company with Nicolai Tangen
Episode: वेंकी रामाकृष्णन: लंबी उम्र जीने का विज्ञान और उसका हाइप (Hindi version)
Date: July 24, 2026
Host: Nicolai Tangen, CEO, Norges Bank Investment Management
Guest: Dr. Venki Ramakrishnan, Nobel Prize-winning structural biologist and author

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Overview

This episode focuses on the science behind aging and the growing hype surrounding longevity and "anti-aging" interventions. Host Nicolai Tangen engages Nobel laureate Dr. Venki Ramakrishnan in a deep, candid conversation about what science actually knows about aging, the difference between lifespan and healthspan, common misconceptions, speculative treatments, and the emerging role of artificial intelligence in biological research.

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Key Discussion Points & Insights

Defining Aging and its Root Causes

• [02:43] Venki’s Perspective:
  Dr. Ramakrishnan defines aging as the gradual loss of function due to molecular, cellular, and tissue damage or dysfunction.
  • "Aging ko main isi tarah define karunga... molecules, cells, or tissues damage or badlav ke chalte dhire dhire kam karna band karte hain."
• He explains the interplay between genetics, environmental factors (like infections), and biological processes that contribute to aging.

Anti-Aging Strategies and Cellular Rejuvenation

• [03:53] Nature of ‘Anti-Aging’:
  The pursuit isn’t about making cells eternally young but minimizing damage or dysfunction.
• Stem Cells & Reprogramming:
  • Discussion on pluripotent stem cells and their potential to restore tissue health ([04:16], [25:34]), referencing early embryos as examples.
  • "Pluripotent stem cells se skin, muscle, liver cells develop hote hain... lekin aging ke saath molecules damage ho jate hain aur inflammatory compounds release hote hain." ([04:16])
• The challenge remains in reprogramming aged/damaged tissue safely in humans.

Human Longevity Trends

• [05:00] Medical Progress & Life Expectancy:
  • Major increases in average lifespan are attributed to reductions in infant mortality and accidents, as well as to vaccination, nutrition, and public health interventions.
  • Maximum human lifespan, however, hasn't shifted as dramatically as average lifespan.

Cutting-edge Longevity Research & Fads

• [24:13] Notable Initiatives:
  • Mentions companies and projects attempting to “solve” aging (Calico, New Limit, Brian Johnson's Blueprint).
• Human Trials & Experiments:
  • Discusses animal studies where young blood is transferred into older mice, with only temporary and limited effects ([27:07]).
  • Stem cell therapies are promising but experimental, with notable caution around clinical application ([25:34], [27:01]).

Mainstream Interventions: What Actually Works

• [29:51] Caloric Restriction & Exercise:
  • Calorie restriction is the only robust intervention so far proven to extend lifespan in animal models, though with side effects and uncertain translation to humans.
  • "Calorie restricted diet, life extend kar sakti hai – but side effects bhi hai." ([29:51])
  • Emphasizes the importance of maintaining sleep cycles and regular exercise:
    • "Recycling or repair sleep cycle or log sleep importance or. Or exercise rejuvenation or tissues regeneration to exercise actually stimulate." ([34:06])

Myths, Hype, and the Limits of Science

• [35:27] Hot Topics:
  • Ice baths, saunas, and extreme cold: No firm scientific evidence for lifespan extension, though they may have minor benefits.
• AI and Longevity Research:
  • AI’s potential is substantial in drug discovery and pattern recognition but, as Venki notes, real biological complexity far outpaces current digital models.
    • "AI hame sambhavit dawa ya bimarion ke karanoke bhareme koi upyogi or satik sanket nahi de sakta – process hai digital world ka, analog world mein lana difficult hai." ([04:16])

Societal Implications of Increased Lifespan

• [36:52] Intergenerational Dynamics:
  • Stagnant societies risk innovation if population turnover slows; increasing lifespan could inadvertently slow societal progress and change.
    • "Purani generations aam tor par apne soch nahi badalti – badlao yuva dwara laya jata hai." ([36:52])
• Raises philosophical and practical questions about resource allocation, medical equality, and meaning.

Scientific Leadership & Communication

• [43:51] Role as Royal Society President:
  • Responsibility to clearly communicate science to the public and government, especially during critical moments like the global pandemic.
    • "Science sir public kohini sarkar ko bhi kaise convey kare – British history ke particular moment par." ([44:01])

Personal Reflections and Reasoning

• [45:30] Personal Loss, Rationality and Emotion:
  • Venki reflects candidly on his family’s high cognitive ability and the emotional triggers that affect rationality, referencing his brother-in-law’s cancer.
    • "Deep emotional or physiological triggers. Or brother in law pancreatic cancer diagnosis. Or rational, you know?"

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Notable Quotes & Memorable Moments

• "Aging ko main isi tarah define karunga... molecules, cells, or tissues damage or badlavo ke chalte dhire dhire kam karna band karte hain."
  — Venki Ramakrishnan ([02:43])
• "Recycling or repair, sleep cycle aur log sleep importance... exercise rejuvenation aur tissues regeneration ke liye zaroori hai."
  — Venki Ramakrishnan ([34:06])
• "AI hame sambhavit dawa ya bimarion ke karanoke bhareme koi upyogi or satik sanket nahi de sakta – process hai digital world ka, analog world mein lana difficult hai."
  — Venki Ramakrishnan ([04:16])
• "Purani generations aam tor par apne soch nahi badalti – badlao yuva dwara laya jata hai; stagnant society ka risk yahi hai."
  — Venki Ramakrishnan ([36:52])
• "Science sir public kohini sarkar ko bhi kaise convey kare – British history ke particular moment par."
  — Venki Ramakrishnan ([44:01])

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Timestamps for Key Segments

• 00:01–02:43: Introduction & guest welcome
• 02:43–05:00: Defining aging, root biological processes
• 05:00–21:53: Biological aging, medical progress, lifespan trends
• 24:13–27:40: Longevity startups, stem cell experiments
• 27:45–29:51: Young blood, cryopreservation, and their limits
• 29:51–34:24: Calorie restriction, sleep, and exercise
• 35:27–36:52: Ice baths, cold therapy myths
• 36:52–41:15: Societal implications of a longer lifespan
• 43:51–44:58: Leadership at the Royal Society & science communication
• 45:30–End: Personal stories & closing thoughts

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Final Thoughts

Dr. Venki Ramakrishnan cautions against the unwarranted hype in the wellness and longevity industry while highlighting proven pathways (nutrition, sleep, exercise) and the promise of emerging science (stem cells, AI). The episode provides a nuanced, scientific, yet human look at both the potential and pitfalls of pursuing longer life, making it a must-listen for anyone interested in the future of health, medicine, and society.

Transcript

[A]

Hello. In good company norwegian sovereign wealth fund CEO. Billionaires. Wellness industry. Venki ram krishnan chemistry nobel prize winner royal society former president or kamal kikitab why we die author venki apka swagath hai thank you.

[B]

Molecules, cells or tissues damage or Badlavo ketta hone ki vaja se ye dhire dire kam karna band karna lakh or my aging ko isi defined Karunga. Infections. Cells, tissues or Akhir kaar ye hamare molecules.

[A]

Or cells young banana.

[B]

Anti aging strategies damage, damage or dysfunction strategies cells.

[A]

Or

[B]

fertilized egg tissue or. Tissue in a pluripotent stem cells embryo develop stem cells specialized. Nervous system. Or resetting puritara perfect selection. Process or iska pehla sabud john garden. Pluripotent stem cells, Skin cell or muscle cell liver cell. Molecules damage or is damaged. Or program normally calm or asal me inflammatory compounds release. Genetic program. Process repair mechanisms. Perfect. Life expectancy, Infant mortality. Or accident rates may be Bhari matra me kami AI hai chizon ka matlab hai kiya bham zyada umratakji average. Or hamnes public health vaccination, nutrition or medicine. Maximum lifespan. Biological age, internal clocks, Adenoviral vectors. Or. Pancreas group reprogram or. Or. Excitement personally. Standard markers is Tamal Kara organ ki biological. Molecular biologist. Mitochondria damage or stem cells. Structural biology. Joe sequence gene sequencing example. Aging complex or factors process. Or AI train. Isomorphic labs advisory board. AI hame sambhavit dawa ya bimarion kearano KE bhareme koi upyogi or Satik Sanket Nahidega lakhta hai wahaj takpochna process hai or ye digital dunyapko analog world or. Software problem or digital or mujalakta. Societies or health agencies. Healthy banaya jai lifespan healthspan. Or. Payment transactions Kisamath Kabihe or Wesay. Hana so muje lakhta hai power. Or Adam Becker ki more everything forever more or. Space galaxies.

[A]

Or Nobel winners.

[B]

Rick Klossner Cambridge or Rick Klausner chief scientist. Or. Business so. Or standard investment strategy strategy.

[A]

Calico new limit brian armstrong brian johnson.

[B]

Brian johnson. Treatments or interviews. Or late 40s. Control experiment.

[A]

Stem cells,

[B]

Stem cell research. Or you know demonstrate. Limited experiment or chuho may be reprogramming heterogeneous sales clusters or baki sales reprogram okay Boston make interesting experiment regeneration restore Karnaki Koshishkar in sare factors direct inject eye tissue regenerate or damaged aging tissue restore karak. Retinal degeneration. Actually clinical trials. Clinical trials.

[A]

Clinics, stem cell injections,

[B]

You know log for example. Exchange Khadi chuheko yuvachuhe blood. Okay young donors.

[A]

Okay cryopreservation

[B]

or. Science Fiction Cryopreservation e.g. embryos. Or freezing temperature depend liquid nitrogen temperature. To comparison. So essentially native state. Okay or.

[A]

Promising part.

[B]

Calorie restriction. Calorie restriction pathways promising short term goal okay you know old or young blood well. Differences or aging you know. Senescent sales. Or isli incensen cells efforts. Or you know Hamari baki sabi sales could damage Napoche promising area or fourth part cellular reprogramming exciting long term goals, You know useful research. Caloric restriction pathways suggest. Calorie restricted diet. Life extent. For example side effects. Calorie restrictions, Defective molecules or defective organelles or. Protein synthesis. Recycling or repair sleep cycle or log sleep importance or. Or exercise or exercise rejuvenation or tissues regeneration to exercise actually stimulate. Or you know.

[A]

Or.

[B]

Energetic you know. Like in Jasaki mena point out kia nakival meh Balkimera beta or mujalakta Kimira potabhi tinopedia you know. Night party animals. Or weight training or cardio combination. Elliptical cross trainer. Cross country skiing, you know joint skill how

[A]

ice baths, cold plunges or saunas.

[B]

Or control experiment. Honestly doubt. Brain stress or come damage. You know.

[A]

Lifespan.

[B]

Society may changes generations turnover generations naikarti purani generations Aam torpor apnea soch nahi badalti badlao yuva Dwara laya jatah stagnant society. Wealth influence or power. Society. Recipe ideas or progress. Position science or mathematics. Or. Or interesting prasid the novelist Ishiguro Nebi pattayath. Or. Example you know war and peace. Or treatment highly sophisticated or expensive. Or treatments.

[A]

Thank you Chali Akhi Baremat karte training.

[B]

Quantitative thinking. Physicist. Or physicist. Or such may biologist Kitara Sochnasika biology thinking involve problems e.g. physicists control experiment experiment design you know. Or biology system control experiments or example or example biology evolutionary term or naturally physics reductionist science physicists complex systems traditionally highly reductionist science cultural differences. Or. Delegate ignorant or come creative. Powerful tool. Robotics chemical tools biological tools.

[A]

Royal society may president.

[B]

Science sir public Kohini Sarkar Kobi kyase kanwe kar or British history particular moment. Or global pandemic.

[A]

Or kya Aapka beta bhi professional Tariq says.

[B]

High cognitive ability demonstration. Deep emotional or physiological triggers. Or brother in law pancreatic cancer diagnosis. Or rational, you know?