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Resources

Longevity Library — Articles, Research & Founder Essays | Sisu

The Longevity Library is what we read, study, and apply at Sisu, written down and shared. Articles on our modalities. White papers for the science behind them. Founder videos and essays for the why. Perspectives from leading voices in longevity. Updated as the science updates. 

FROM THE FOUNDER The Why Behind Sisu

What is Sisu. What is authentic sauna. Why build a longevity studio at all. The questions that don’t fit on a service page.

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  • // 4 min. read

What is Authentic Sauna?

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  • // 2 min. read

What is Sisu?

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  • // 4 min. read

Why I’m Building Sisu Longevity Studio

Explore by Topic

Start where your interest is. Each tile opens to the articles, white papers, and founder pieces we have on that topic.

Contrast Therapy

Float Room Therapy

Longevity Training Lab

Compression Therapy

Halotherapy

Vibroacoustic Therapy

Red Light Therapy

Pulsed Electromagnetic Field (PEMF) Therapy

Hyperbaric Oxygen Therapy (HBOT)

AlterG Anti-Gravity Treadmill

From the Founder

White Papers

Health & Wellness

Featured

Finnish sauna, COLDTUB Polarplunge cold plunge, and Primal Ice Barrel contrast therapy area at Sisu Longevity Studio in Colorado Springs

Contrast Therapy: The Complete Protocol Guide

  • // 30 min. read
When to Use Heat, Cold, and Contrast Therapy Based on Your Training By Thom Salo, COL, USA (Ret), NASM CPT, 5x Ironman, Longevity Director · Sisu…
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Begin to Live Better ... Longer

Improved healthspan and longevity starts with showing up. Choose a membership tier that fits your schedule and build from there. Core sessions, Premium services and coached training are all under one roof.

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Couple Scottish Highlands Devils Staircase
Four guests relaxing on the benches of the Finnish sauna at Sisu Longevity Studio

Experience Sisu for Yourself

Come see it. Schedule a tour and try the space before you commit.

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Books, Gear, and Clothing: A Curated List of What We Use

Book cover for "Deskbound: Standing Up to a Sitting World" by Dr. Kelly Starrett, illustrating the health impacts of prolong…
Books

Deskbound: Standing Up to a Sitting World

In this groundbreaking new book, Dr. Kelly Starrett—renowned physical therapist and author of the New York Times and Wall Street Journal bestseller Becoming a Supple Leopard—unveils a detailed battle plan for surviving our chair-centric society.
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Book cover for "The Symbiont Factor," exploring the gut microbiome's impact on health and disease.
Books

The Symbiont Factor: How the Gut Microbiome Redefines Health, Disease and Humanity

The study of the human microbiome has revealed the most revolutionary concept ever discovered in health sciences: Our gut bacteria, brain and immune system are in constant communication, each influencing the others.
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Book cover for "The Clot Thickens" by Dr. Malcolm Kendrick, exploring heart disease mysteries.
Books

The Clot Thickens: The enduring mystery of heart disease

This is a 150-year detective story with a cast of unrecognised heroes who may, finally, become known for their work on the true causes of heart disease. Exploring the truth about cholesterol – the apparently tried, and convicted, cause of millions of deaths from heart disease – with billions spent each year on lowering cholesterol with diet and drugs.
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Live Better ... Longer Starting today

Take our quick longevity quiz to see where your healthspan stands today and what to work on first.

Your answers point you to the Sisu services that will build your strength, resilience and energy, so you can stay strong and independent for decades to come. Longevity starts today.

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Latest blog posts The Art of Living Well

Sisu Ruck Club rucking together in Colorado Springs
  • // 14 min. read

Healthy Aging, Redefined: Intrinsic Capacity, Functional Ability, and Why Your Environment Decides

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Vagus HRV ScienceSimplified 1x1
  • // 5 min. read

The One Nerve That Runs Your Recovery

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Steam rising in a Finnish sauna, illustrating the soap-free sweat-and-rinse approach to skin health
  • // 14 min. read

Why I Quit Soap Seven Years Ago (and What the Science Actually Says)

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Finnish sauna, COLDTUB Polarplunge cold plunge, and Primal Ice Barrel contrast therapy area at Sisu Longevity Studio in Colorado Springs
  • // 30 min. read

Contrast Therapy: The Complete Protocol Guide

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Sisu Longevity Studio Sisu cohort members during a functional movement training session at the Longevity Training Lab in Colorado Spring
  • // 7 min. read

The Sisu Cohort: Functional Movement for Your Strongest Decade

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Person resting on a Pulse XL Pro PEMF therapy mat at Sisu Longevity Studio in Colorado Springs
  • // 10 min. read

PEMF Therapy: How Pulsed Electromagnetic Fields Restore Cellular Function

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