A randomized study compared cold-water immersion and massage after the CrossFit Murph workout, with cold exposure showing stronger signals for easing soreness and restoring comfort within 48 hours.
Murph is a clear test of capacity. The workout asks athletes to complete a 1-mile run, 100 pull-ups, 200 push-ups, 300 air squats, and another 1-mile run, typically with a weighted vest. It combines endurance, volume, and repeated bodyweight strength under fatigue. For a trained CrossFit athlete, that makes it more than a hard session; it becomes a precise stress test for how well the body returns to balance.
restore muscle function, reduce pain, and allow athletes to return to training without an elevated risk of injury
Soreness after that kind of effort is expected. Delayed onset muscle soreness, or DOMS, often brings increased sensitivity, fatigue, and reduced muscle function after demanding exercise. The discomfort is not only a sensation in the muscles. It can change how you move, how confidently you train, and how ready you feel to return to the next protocol. Recovery begins where performance leaves its mark.
We view recovery as an intentional part of training, not an afterthought. The purpose is simple: restore function, reduce pain, and help you return to movement without adding unnecessary risk. A strong recovery ritual respects the demand of the work that came before it. It gives the body a clearer path back to readiness, with resilience built through repetition and restraint.
This study asked a practical question for athletes who train with intensity: after Murph, does cold-water immersion or massage better support recovery from DOMS. Both methods sit within the language of recovery. Massage is familiar, tactile, and often used to ease post-exercise discomfort. Cold-water immersion is more deliberate and austere, a pause that asks the athlete to meet discomfort with stillness. The study set them side by side after the same demanding workout.
Thirty individuals took part in the research. Each participant had at least six months of CrossFit experience and familiarity with the exercises used in the study. That detail matters. Murph requires competence before it can be used as a fair recovery challenge, because poor familiarity can blur the line between workout stress and movement limitation. The study focused on people who understood the work.
The researchers measured pain before and after the workout through questionnaires, including the Brief Pain Inventory and the A-DOM questionnaire. They also collected socioeconomic information, adding context around the participants. These reports gave the athletes a direct voice in the data. Pain has a personal texture, and subjective reporting captures what instruments cannot fully hold: how the body feels when it is asked to move again.
The study also used algometry and thermographic imaging to assess pain and recovery. Algometry adds pressure-based assessment, while thermographic imaging gives another physical lens on the body after exertion. Together, these tools widened the picture beyond a single questionnaire. Recovery is most useful when it is seen from more than one angle; what you feel and what can be assessed both have value.
After completing Murph, participants were randomly assigned to one of two recovery interventions: massage or cold-water immersion. Randomization gave the comparison a cleaner structure. Each athlete completed the same high-demand workout first, then entered one of the two recovery paths. The design was simple, but the question was meaningful for anyone who trains hard enough to need a deliberate return to equilibrium.
Cold-water immersion showed the clearest signal in this study. The researchers reported that CWI significantly reduced pain prevalence after the workout. Most notably, participants in the cold-water immersion group reported no pain at rest or during exercise 48 hours after the intervention. That is the kind of outcome athletes feel directly: less soreness, more comfort, and a stronger sense of readiness when the next session arrives.
Massage still belongs in the recovery conversation. It can support rest, touch, and downshift after intense training, and many athletes value it as part of a broader ritual. In this study, however, massage appeared less decisive than cold-water immersion for pain prevalence after Murph. The distinction matters because recovery choices should serve the demand in front of you. After very high-volume work, the sharper signal came from the cold.
The findings deserve attention, and they also require proportion. The study included a small sample, and the design was non-blinded. Those limits affect how widely the results can be applied. They do not erase the signal, but they keep it in proper scale. Good science invites confidence without overreach; it helps you choose with clarity, not certainty beyond the evidence.
The practical takeaway is measured. After a demanding workout such as Murph, cold-water immersion can be a useful recovery protocol when applied with intention. It is not a badge of toughness or a shortcut around preparation. It is a deliberate reset, placed after the work to support comfort, function, and the return to training. You build resilience by respecting both the stress and the recovery that follows.
CWI significantly reduces pain prevalence, both at rest and during exercise