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Writer's picturePaulius Jurasius

Sudden Sharp Lower Back Pain: Understanding Myofascial Imbalances and Finding Relief

Updated: 3 days ago


Back Muscle Anatomy

Introduction


Hi there, readers! Today, I want to talk about something that happens to a lot of people—those sudden, sharp pains in the lower back that come out of nowhere. It can occur when you bend down, get out of bed, or even just stand up after sitting for a while. The pain can be intense and leave you wondering what caused it. Over the years, as a manual therapist at JANMI Soft Tissue Therapy, I've met many clients with these exact symptoms who need answers and relief. Today, I’ll share my research into why this happens, how myofascial imbalances in the body cause it, and how I am finding the best ways to treat it.


Understanding Sudden Sharp Lower Back Pain


Sudden sharp lower back pain isn’t always from an obvious injury or accident. Many times, it happens because of hidden problems that have been building up for a long time, like muscle imbalances, tight fascia, or poor mobility. The lower back, or lumbar area, carries much of the body's weight. When things are off balance—whether in your spine, hips, or nearby muscles—it can lead to sudden pain.


This type of pain often means there are myofascial imbalances. Fascia is the connective tissue that surrounds your muscles, bones, and organs. It helps keep everything in place. When fascia gets tight or forms adhesions, it limits movement and creates weak spots, which can lead to sharp pain when you move in certain ways.


Why Do Myofascial Imbalances Happen?


Our modern lifestyle is one of the main reasons for myofascial imbalances. We spend a lot of time sitting—at work, in the car, or at home—which makes muscles like the hip flexors and hamstrings very tight, while others, like the glutes and core, get weaker. Over time, these imbalances put stress on the lower back, leading to those sudden, sharp pains.


Another cause is overuse or poor movement habits. Whether you’re a runner, gym lover, or just active, doing the same movements repeatedly without enough rest or with poor form can make the fascia tight. This tightness then forces other muscles to compensate, which may suddenly lead to sharp lower back pain.


Deep Research into Myofascial Imbalances


At JANMI Soft Tissue Therapy, my goal is to find the best ways to treat these imbalances. My approach is based on ongoing research into how fascia works and its role in muscle health. Through hands-on practice and working with clients, I’ve learned how connected our body’s fascial networks are and how imbalances can cause problems far from where they started. This research has led to the development of our unique treatment methods that have helped many clients find relief.


For example, if the thoracolumbar fascia in your lower back is tight, it can affect how your hips and lower back move together. This lack of movement can create a weak spot that ends up causing sharp pain during everyday activities. I’ve seen many clients feel much better simply by working on releasing this tension and balancing the surrounding muscles.


JANMI Manual Techniques for Treating Lower Back Pain


At JANMI, my manual therapy is all about restoring balance and releasing tight spots in the fascia. Here are some of the key techniques I use:

  1. Myofascial Release: This is one of my main techniques. By applying steady pressure to tight spots, I help loosen the fascia so muscles can move better and pain decreases. For lower back pain, I often release the thoracolumbar fascia and hip flexor fascia, as these areas are usually tight in people with sudden lower back pain.

  2. Trigger Point Therapy: I also use trigger point therapy to focus on tight spots in muscles like the quadratus lumborum (QL) and gluteus medius, which are often involved in lower back pain. Releasing these points can quickly relieve pain.

  3. Joint Mobilisation: Sometimes lower back pain is linked to joints that aren’t moving well in the spine or pelvis. Gentle joint mobilisation helps bring back proper movement, which can reduce the chances of sudden sharp pain.


Personalised Exercises for Long-Term Relief


Manual therapy is only one part of solving lower back pain. To keep pain from coming back, it’s important to build strength and restore good movement. Here are some aftercare exercises I recommend for clients with lower back pain:

  1. Cat-Cow Stretch: This is a gentle yoga move that helps improve spine movement and releases fascia around the lower back, reducing tension.

  2. Hip Flexor Stretch: Stretching your hip flexors is very important, especially if you sit a lot. Lengthening these muscles reduces the pull on your lower back.

  3. Bird Dog Exercise: This core stability exercise strengthens the deep muscles that support the lower back, helping to prevent sudden pain.

  4. Glute Bridges: Strengthening your glutes is key, because weak glutes can make your lower back muscles work too hard. Glute bridges are simple but very effective for activating these muscles.


Case Study: John's Sudden Back Pain


John, a 45-year-old office worker, came to JANMI Soft Tissue Therapy after feeling sudden sharp pain in his lower back when bending over to tie his shoes. When I checked, I found his hip flexors were very tight and his glutes weren’t working well—classic signs of muscle imbalance from sitting too much. We worked on loosening his thoracolumbar fascia and hip flexors using myofascial release, then did trigger point therapy on his quadratus lumborum. I also gave him exercises like hip flexor stretches and glute bridges to do at home. Within a few weeks, John felt much better and could move without worrying about sudden pain.


Disclaimer


Sudden sharp lower back pain can have many causes, so it’s important to see a healthcare professional to rule out any serious problems.  The exercises and treatments mentioned here should be done with a qualified therapist to ensure your safety and well-being.


Conclusion


Sudden lower back pain can be surprising and frustrating, but it often comes from deeper muscle imbalances that build up over time. By understanding how fascia and muscles work together and where these imbalances come from, we can create a plan for relief and prevention. At JANMI Soft Tissue Therapy, I’m always researching and improving my techniques to provide the best care possible, helping my clients release tension, regain strength, and live without pain. If you’re dealing with sudden back pain and want to learn how we can help, feel free to reach out.


Warm regards,

Paulius Jurasius

Founder, JANMI Soft Tissue Therapy

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