Does Post-Exercise Massage Actually Work?
Written for sports massage therapists who want to stay ahead of the evidence
Massage is a cornerstone of sports therapy practice across the UK. It is on the treatment menu of virtually every sports massage therapist, physio and performance clinic in the country, and for many practitioners it forms the bulk of their clinical work. But how well does the evidence actually stack up? And are we, as a profession, making claims we can no longer comfortably defend?
A detailed review from Science for Sport, written by Will Saville and last updated in March 2025, cuts through the noise and examines what research genuinely supports — and what it doesn't. The findings are worth every British sports massage therapist taking seriously.
The headline conclusion is refreshingly straightforward: post-exercise massage may be an effective recovery tool — but not for the majority of reasons we so often believe it to be.
It's Everywhere in Sport — But Is That Enough Justification?
Massage is deeply embedded in professional sport. Research has found that 78% of professional football players use post-exercise massage as a means of recovery — and that figure will feel familiar to anyone working pitchside or in a performance environment. The most commonly used approach in sporting settings is classical Swedish massage, incorporating effleurage, petrissage, tapotement, friction and vibration.
Popularity, however, is not the same as efficacy. And that distinction matters enormously if we want our profession to be taken seriously in an increasingly evidence-conscious healthcare landscape.
The Physiological Claims — Largely Unsupported
Let's address the claims that appear on practically every sports massage website and marketing leaflet in the country.
Blood flow. More robust studies found no increase in blood flow following massage — and one study actually showed that post-exercise massage impaired muscle blood flow. That is not a comfortable finding for a profession that has long promoted improved circulation as a core benefit.
Lactate clearance. One of the most commonly cited benefits of sports massage is its ability to flush out lactic acid. Out of numerous investigations, only two studies reported any sign of increased lactate removal — and one found that massage actually impairs the removal of lactic acid from within the muscle after exercise.
Temperature effects. Effleurage does increase skin temperature — but this returns to baseline within just 10 minutes, suggesting very little meaningful effect on deeper intramuscular tissue.
Cortisol. Despite some promising early findings on stress hormone reduction, a 2011 meta-analysis concluded that massage has no effect on cortisol concentrations.
These are uncomfortable findings for a profession that has built much of its clinical rationale around exactly these mechanisms. But acknowledging them is the first step towards building a more credible and defensible evidence base — and ultimately a more trusted one.
Biomechanical Effects — Brief and Modest
Reducing tissue stiffness and improving range of motion is central to what many of us do in the treatment room. The evidence here is a little more encouraging, but still far from conclusive.
Three studies showed decreases in passive muscle stiffness immediately following massage — however, these effects returned to baseline within 24 hours. On joint range of motion, multiple studies showed that classical massage can produce improvements, though these studies are not particularly robust and the authors themselves call for further investigation.
Perhaps most notable is what has never been studied at all: there is currently no research examining the effects of massage on active stiffness. Given how relevant this is to athletic function and performance, that is a significant gap.
Neurological Effects — The Strongest Case for Massage
Here is where the science is most in our favour — and it is worth understanding this evidence thoroughly, because it provides a much more credible framework for explaining what massage actually does.
Massage has been shown to increase parasympathetic activity, leading to reductions in blood pressure and heart rate, and increases in heart rate variability. In plain terms, it shifts the body into a genuine rest and recovery state. This is a meaningful physiological effect, particularly relevant for athletes under high training loads who are struggling to downregulate between sessions.
On pain, there is a substantial body of evidence supporting massage's effectiveness in reducing pain perception across a wide range of populations — including endurance athletes, people with lower back pain, post-operative patients and those with conditions such as carpal tunnel syndrome — though the effects appear to be modest and the mechanisms remain uncertain.
On muscle tension and spasm, massage has been shown to reduce neuromuscular excitability by stimulating sensory receptors, with massage depth appearing to be an important factor. Research found that greater depth produced a greater reduction in H-reflex response — which may partly explain why deeper work often feels more effective for clients experiencing muscular tightness and cramping.
Psychological Effects — Genuinely Well Evidenced
This is an area the profession should be championing far more confidently, and one that is often overlooked in favour of structural and physiological explanations.
Massage has been shown to reduce anxiety across a wide range of populations — including athletes, people with chronic pain, elderly individuals and healthy adults — though these effects may only last for a short period of time. For athletes dealing with pre-competition nerves or the cumulative psychological load of a heavy training block, this is genuinely valuable.
Perhaps most revealing for day-to-day clinical practice is this finding: multiple studies found that participants reported an increased perception of recovery after massage — but no physiological markers such as blood lactate or heart rate showed any sign of improvement. Athletes feel better. The biology may not have meaningfully changed.
Whether that matters clinically is a conversation worth having — but it is one we should be having honestly, both with ourselves and with our clients.
Immunological Effects — Too Early to Claim Anything
Some practitioners promote massage as a tool for boosting immune function. The evidence does not currently support this. Given significant disparity within the research, it is unclear whether massage can meaningfully modulate immune parameters — a conclusion supported by a 2015 systematic review on the immunological effects of post-exercise massage.
If you are making immune-boosting claims on your website or in your consultations, it is worth revisiting that language.
The Issue of Overclaiming — A Problem Closer to Home Than We Think
This is where the review becomes most relevant to British sports massage practice specifically. Massage therapy is often promoted for reasons that may not be true, and the issue with unsubstantiated claims is particularly concerning when working with vulnerable populations who may genuinely be seeking therapeutic benefits that the evidence does not support.
As a profession, this should give us pause. The Advertising Standards Authority takes a dim view of health claims that cannot be substantiated with robust evidence — and sports massage, as a profession, has historically sailed close to the wind in this regard. Vague promises of detoxification, immune boosting or deep tissue "release" are not just scientifically questionable; they are potentially in breach of advertising guidelines.
So Where Does This Leave Us?
The honest conclusion is this: the effects of post-exercise massage on recovery remain substantially unknown, and many of the claims commonly made about it are not supported by scientific evidence.
That is not a reason to abandon massage. It remains a genuinely valuable therapeutic tool. But its real value lies primarily in neurological calming, short-term pain modulation and psychological benefit — not in the structural and physiological mechanisms that many of us were trained to talk about. The honest practitioner acknowledges this gap, and arguably becomes more trusted by their clients as a result.
More importantly, this evidence raises a bigger question — one that every sports massage therapist should be sitting with: if the evidence for passive recovery treatment is this limited, how much of your appointment time should be spent with your client on the table, and how much should be spent coaching them through the movement and exercise that the research genuinely and robustly supports?
The profession is at a crossroads. We can continue to lean on outdated physiological claims that are increasingly hard to defend — or we can evolve, embrace the evidence, and position ourselves as the movement and exercise coaches our clients actually need.
The choice is ours.
Sources: Saville W. Massage. Science for Sport. Last updated March 2025. Available at: scienceforsport.com
This blog post is intended for qualified sports massage therapists and allied health professionals. It is based on a review of published research and does not constitute medical advice.
