How Tight Hip Flexors Could Be the Hidden Cause of Your Lower Back Pain

If you’ve been dealing with chronic lower back pain and haven’t found lasting relief, it might be time to look below the spine—straight to your hips. More specifically, your hip flexors. These deep, hard-working muscles are often overlooked, yet they play a massive role in how your spine moves, how your pelvis aligns, and whether or not you experience discomfort in your lower back.

What Are Hip Flexors and Why Do They Matter?

Your hip flexors are a group of muscles located at the front of your hip, including the iliopsoas, rectus femoris, and sartorius. They allow you to lift your knees, bend at the waist, and stabilise your spine while you walk or sit.

One of the most important of these is the iliopsoas—which connects directly from your lower spine to your femur (thigh bone). This deep connection means that any weakness, tightness, or imbalance in this muscle can have a direct impact on your lower back.

The Sacrum, Pelvis & Hip Flexor Link

The sacrum—the triangle-shaped bone at the base of your spine—is like the cornerstone of your pelvic region. It links your spine and pelvis together, and when the hip flexors are too tight or weak, they can pull your pelvis out of alignment, which throws off the sacrum and irritates the lower back.

This creates a chain reaction:

-The pelvis tilts forward or back

-Your lower back overcompensates

-You feel pain, tension, or stiffness

And if you’re sitting for long hours or not actively strengthening your core and hips, this misalignment becomes your body’s new (unhealthy) normal.

Why Strength Training for Hip Flexors Works

Here’s the truth: stretching alone won’t fix tight hip flexors. Most people stretch and stretch and still feel tight. That’s because tightness is often caused by weakness—especially when other muscles, like the glutes or core, aren’t doing their job.

Targeted hip flexor strength training helps by:

-Supporting proper pelvic and sacral alignment

-Reducing strain on the lower back

-Improving functional movement and posture

-Stabilising your hips for walking, lifting, and bending

Consistency Is What Makes the Difference

Doing one hip workout won’t undo years of sitting or muscle imbalances. The key is consistent, structured training that works the hips through safe, progressive movements.

In the Health Well App, our Lower Back & Mobility (LBM) Program and our Chair Strength Training Program both include targeted hip sequences that help strengthen, activate, and protect your hips and lower back—without guesswork.

Whether you’re active or just starting out, there’s a plan to help you:

-Train smart

-Move better

-Feel confident in your body again

Try the Program Built to Protect Your Back

If you’re ready to finally tackle chronic back pain at the root, start with your hips.

Jump into the LBM Program on the Health Well App and keep an eye out for our Chair Strength Training Program online launch, coming soon.

All Training For Life members get free access, so tell your friends and let’s start building stronger hips and healthier backs—together.