Slipped Disc Myth
How Disc Herniations Actually Happen and How They Heal
What Is a “Slipped Disc”?
The phrase slipped disc is widely used to describe spinal disc injuries.
But discs don’t actually slip.
The discs in your spine are firmly attached to the bones above and below them. They cannot slide out of place like a bar of soap.
Instead, what we see are disc injuries, such as bulges or herniations.
Understanding how discs work helps explain why many of these injuries improve over time.
Disc Anatomy Explained
Each spinal disc has three major components.
End Plates
These connect the disc to the vertebrae and provide nutrient exchange necessary for healing.
Annulus Fibrosus
The annulus is the dense outer ring of the disc.
It is composed of strong fibrocartilage and functions similarly to the rubber of a tire—durable and resistant to heavy loads.
Nucleus Pulposus
The center of the disc contains the nucleus pulposus, which allows the disc to compress and distribute forces through the spine.
Despite common belief, it is not a liquid. Its consistency is closer to chewed bubble gum.
Types of Disc Injuries
Disc injuries may include:
Disc Desiccation
Loss of water content as discs age.
Disc Bulge
The disc pushes outward but remains intact.
Disc Herniation
A tear allows disc material to migrate outward.
Disc Sequestration
Disc material separates completely from the disc.
Disc Injuries Are Extremely Common
Large MRI studies of people without back pain have shown:
Disc bulges
Disc herniations
Degenerative changes
This means imaging findings do not always correlate with symptoms.
A disc abnormality on MRI does not automatically mean it is the cause of pain.
Do Disc Herniations Heal?
Yes, many disc herniations improve or shrink over time.
Research shows the body can reabsorb disc material and reduce inflammation as part of the healing process.
What Helps Disc Recovery
-Movement
-Progressive loading
-Cardiovascular exercise
-Gradual exposure to spinal motion
Avoiding movement entirely often slows recovery.
The body is designed to heal while moving.
The Bottom Line
-Discs do not slip out of place.
-Disc injuries are common and often improve with time and appropriate activity.
-Movement, loading, and proper rehabilitation help restore function and reduce pain.
-Your spine is far more resilient than many people believe.
Need Guidance in ManaGing Disc Pain?
Schedule your evaluation with one of our expert Physical Therapists to get started!
ABOUT H.I.R.T.
We are passionate about helping you move and feel your best. Whether you’re just out of surgery or dealing with a nagging injury, our dedicated physical therapists perform detailed evaluations to be identify the exact cause of your pain.
Through personalized programs and care specific to your needs, at H.I.R.T. your recovery is our focus and we’ll do everything to get you back to what you love.
