The Genius of Flexibility's Training Archive

Online Resistance Flexibility & Strength Training

Stretch anytime, anywhere.

Only $19 a month.

Limited Time Offer — First Month Free!

No commitment. Cancel anytime.

Limited Time Free Trial Offer

Sign up now and get your first month for free along with a discounted rate thereafter!

What's Included?

Streaming Videos

Over 200 high definition streaming videos of self and assisted Resistance Flexibility & Strength Training.


Hundreds of photos of self and assisted Resistance Flexibility & Strength Training.

Customized Sequences

Create customized Resistance Flexibility & Strength Training routines. Full Sequence / Video Sequence / Photo Sequence


Bookmark your favorite stretches.


Take notes on each stretch to keep track of your flexibilty progress.

Personalized Flexibility Programs

Take the flex check to discover just what stretches you need the most.


Ask questions in our support forum.


Participate in discussions, follow our Elite Trainers, and find people Resistance Flexibility training in your area.

Mobile Ready

Stretch everywhere. Our videos play on iOS, Android, and other mobile devices.

Ever Growing

While already comprehensive, The Genius of Flexibility's Training Archive showcases just a fraction of the Resistance Flexibility training developed by Bob Cooley over the past two decades. We are continuously adding new training material and features.

Training Archive Preview

Preview the Archive
Meridian Muscle Group

Meridian Muscle Group (MMG)

The training archive is organized around 16 different types of exercises categorized by MMG.

Preview the Gall Bladder MMG
Instructional Photos and Videos

Photos and Videos

Over 360 photos and 180 concise videos teaching you how to use resistance to train for both flexibility and strength.

Preview a Gall Bladder Stretch
Energy Flow Circle

Online Classes

In addition to the reference videos, the training archive also provides longer online stretching classes. Just press play and stretch.

Preview the Classes

Flex Check

Keep track of your flexibility changes by taking your personalized flex check.

Preview the Flex Check

Frequently Asked Questions

We continuously update our FAQ with questions asked in our support forum.

View the FAQ

Principles of Flexibility

Be sure to review the principles of flexibility to have a firm understanding of the basics behind RFST.

View the Principles

Thank you! I am so happy with my subscription that I actually canceled my online yoga membership today. Thanks for the magnificent resource. I did not realize I would get so much with my membership.

What You'll Learn

Self Stretching
Learn how to use your own body as the ultimate workout machine.
Self Strength Training
All of the stretches can be reversed to provide strength training to the same muscle group, no equipment necessary!
Assisted Stretching
Partner up with a friend to advance your flexibility training.
Assisted Strength Training
Use your friend's resistance to strength train your own body.
Muscle Relationships
By understanding how your muscles relate to each other, you will be equipped with the knowledge to troubleshoot the chronically tight areas of your body.
Meridian Muscle Relationships
With our interactive muscular and meridian graphics, discover just where each energy channel runs throughout your body.
Traditional Chinese Medicine Concomitance
Learn how improving one aspect of your body can improve your health not just physically, but also psychologically, emotionally, and spiritually.
Personality Traits
You'll discover the high and low personality traits associated with each of the 16 different stretches. Learn how to use stretching to improve very specific aspects of your personality.

Ready to Stretch?


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How Does It Work?

Getting Started

Create your account, process payment, and start stretching immediately. No commitment. Cancel anytime. Your payment method will be charged $19/month and you can cancel your subscription at any time. Upon cancellation, your access to the Training Archive continues until the end of the billing period.

Security is served over an encrypted SSL connection. To protect your data, we use a payment processor that is Level 1 PCI Compliant, the industry's highest level of compliance for credit card data security standards. Your credit card information is submitted directly to our payment processor and is never transferred through or stored on our server.

Viewing Requirements

Our videos play on desktop browsers and mobile devices via HTML5. Adobe Flash not required.

Mobile Access

Our videos play on mobile devices including iOS and Android. Our video player detects your internet connection speed and automatically plays the highest quality video stream that your computer and connection can handle. You may also manually set your desired video quality level. We recommend connecting to our site over a high speed wi-fi connection or a fast LTE mobile connection for optimal high definition playback experience.

Social Features

Social features are included with your membership. Once your account is activated, click on the "Setup Profile" link to create your profile.

Nitty Gritty

View our Terms of Service for more detailed information.

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