A First Look into PRP Injections
- Dr. Paul Yang, MD

- Jun 12
- 3 min read
An introduction to PRP Injections

What Is a PRP Injection, and Could It Be the Answer to Your Joint Pain?
You've done everything right. You've gone to physical therapy, done the
exercises, iced and elevated, and maybe even tried a round or two of cortisone
shots. And for a while, maybe the steroid injection took the edge off. But then
the pain came back, sometimes worse than before, and you found yourself
wondering whether this is just your life now.
It doesn't have to be.
There's a reason more and more patients are asking about PRP, and it has
nothing to do with hype. It has to do with biology.
What Is a PRP Injection, Exactly?
PRP stands for Platelet-Rich Plasma. To understand what that means, it helps to
think about what happens when you cut your finger. Within minutes, your body
sends platelets rushing to the site. Those platelets don't just stop bleeding. They
release growth factors that recruit repair cells, reduce inflammation, and begin
rebuilding tissue. Your body already knows how to heal. A PRP injection is
simply a way to concentrate and redirect that same process into a joint that's
struggling.
Here's how it works in practice: we draw a small amount of your blood (no
different from a routine lab draw) and spin it in a centrifuge. That separates the
blood into its components, and we collect the layer that's densest in platelets.
That concentrated solution is then injected directly into the affected joint under
guidance. The whole process typically takes under an hour, start to finish.
What goes back into your body came entirely from your body. There are no
synthetic drugs, no foreign substances, and no suppression of your immune
system the way corticosteroids can cause over repeated use.
Why Standard Treatments Sometimes Fall Short
Steroid injections are useful tools. They reduce inflammation quickly and can
provide meaningful short-term relief. But they don't repair anything. In fact,
repeated cortisone use can gradually weaken cartilage and surrounding tendons
over time, something many patients aren't told upfront.
Physical therapy is also valuable, especially for building the muscle support
around a joint. But when the underlying tissue is damaged (torn, frayed, worn
down) exercise alone can only do so much. You're asking a structurally
compromised joint to perform.
The frustration patients feel after these treatments isn't a failure of willpower or
effort. It's often a mismatch between the treatment and the root problem.
Inflammation management is not the same thing as tissue repair.
What Conditions Respond Well to PRP?
A PRP injection works best in situations where the body's own repair process
has stalled or is insufficient, which describes a surprisingly wide range of joint
problems. Osteoarthritis of the knee is one of the most studied applications,
with multiple trials showing meaningful improvement in pain and function. But
we also see good results in the hip, shoulder, and smaller joints.
Tendon injuries including rotator cuff, patellar tendon, and Achilles have been
treated successfully with PRP. Partial ligament tears and chronic inflammation
that hasn't responded to conservative care are also reasonable candidates.
Not everyone is a perfect candidate, and we'll be upfront about that during your
consultation. PRP works with your body's healing capacity, so certain factors
like age, overall health, and the severity of damage do affect outcomes. But for a
large segment of patients dealing with joint pain, it's a genuinely different option
from anything they've tried before.
What to Expect
Most patients tolerate the injection well. There's often some soreness for a few
days afterward as the inflammatory phase of healing kicks in, and that's actually
a sign the process is working. Meaningful improvement tends to develop
gradually over four to eight weeks, with some patients continuing to improve for
several months.
A PRP injection is not a guaranteed cure, and we won't pretend otherwise. But
for patients who have exhausted the standard toolkit and are facing the
prospect of surgery or a lifetime of pain management, it offers something those
options don't: a chance to actually heal.
Ready to Find Out If PRP Is Right for You?
At Autobiography Health, we offer high-access consultations and treatments. If
you've been living with joint pain and haven't found lasting relief, let's talk about
whether a PRP injection makes sense for your specific situation.
Call us or book online today.
Your body already has what it needs to heal. We're here to help put it to work.
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