
"After six months, my life was completely changed. Within the first few weeks I already had more energy, felt stronger in the gym, and started losing weight. Solving the MTHFR piece was a turning point I didn't see coming."
Some people arrive here after a diagnosis that stopped them cold. Others have simply been running on fumes for long enough that they are no longer willing to accept it. I help people find the real answer. Then we build from there.
Start Here If You Are Unsure
Take the Performance Diagnostic first. It is the best entry point for social traffic, colder leads, and anyone who knows something is off but does not know whether they need a consult, a rebuild, or a lower-pressure next step.
"The doctor slid the prescription across the desk and told me there was no cure."
I had been diagnosed with Hidradenitis Suppurativa, a chronic, painful inflammatory skin condition that conventional medicine treats as a lifetime management problem with no resolution in sight. The recommendation was a $3,000 a month biologic injection for the rest of my life.
I refused to accept it. Not out of arrogance. Out of faith that the body God designed is more capable of healing than we are told. I had spent a decade in professional bodybuilding learning how to push the human system to its absolute limits. Now I had to learn how to rebuild it from the inside out.
I spent 18 months investigating the root causes: gut permeability, insulin sensitivity, and systemic inflammation. I fixed what was broken instead of silencing the alarm. Today I am zero-flare and zero-injection. I do not manage symptoms. I find the source. And I do not stop until we get there.
Coaching is not just protocols and paperwork. Meet the people handling the strategy, communication, and day-to-day client experience behind O'Donnell Performance Coaching.
Organizations and partners aligned with the O'Donnell Performance Coaching standard.



Proof from clients who stopped guessing and started rebuilding.
"Justin's depth of knowledge is genuinely hard to find. As a surgeon, I can tell the difference between someone who understands health at a surface level and someone who has done the real work. His dedication to his clients is unparalleled."
Read the full roster of client stories, transformations, and functional health wins.
VIEW MOREA root cause framework built from a decade of elite performance and 18 months of rebuilding everything from scratch. Click to explore.
Your doctor looked at your bloodwork and told you everything was fine. You walked out with no answers and the same symptoms you walked in with. Clinical reference ranges are built by averaging a sick, aging, and largely sedentary population. In range does not mean optimal.
What your doctor calls 'normal' is measured against a sick population average. Learn the difference between clinical averages and true optimal performance markers to take agency over your health.
Not next month. Not after the holidays. Not when things slow down. If you are ready to stop guessing, stop waiting, and finally get the full picture, apply below.
Loading application...