Low Back Physical Therapy,

Done From Home

Function Fix is a modern, remote physical therapy practice serving active adults dealing with low back pain.

Assessments are performed via live video with rehab performed independently on your schedule — with ongoing guidance from a Doctor of Physical Therapy along the way.

Dr. Brandon Launstein

U.S. Army Physical Therapist & Founder of Function Fix


Get To Know Your Physical Therapist

I’m Dr. Brandon Launstein — U.S. Army Physical Therapist and founder of Function Fix.

I earned my Bachelor’s degree in Exercise Science from the University of Central Florida and my Doctorate in Physical Therapy through Army Baylor University.

I am board-certified in Orthopaedics and hold additional certifications in Mechanical Diagnosis & Therapy (McKenzie Method), Strength & Conditioning (CSCS), Dry Needling, and the Pose Method of Running.

My practice focuses on active adults dealing with low back pain, with an emphasis on thorough patient education and building long-term functional capacity.

Outside of clinical work, I’m a husband and father of three. To get to know me on a more personal level, feel free to connect with me on Strava — it’s where I log all my training and occasionally share some behind-the-scenes glimpses into my life.

Recent Strava Highlights

Every Root Cause of Back Pain Explained

As someone who suffered from severe lower back pain at the age of 17, I'm particularly passionate about back pain.

Throughout my years of fixing my own back & the backs of hundreds of others, I've simplified the root causes of back pain into 5 factors: load, mechanics, mobility, strength, and structure.

To learn more about these 5 factors & how I diagnose back pain, click the button below. The page also includes a bonus section that outlines the #1 specific issue I see within each of the 5 factors along with how you can fix it.