Let me take you behind the scenes of sports medicine, where the line between a career-ending injury and a comeback that makes headlines is often thinner than the small vial of blood I hold in my lab’s processing room. For 12 years, I’ve run our independent laboratory testing business—working side by side with athletic trainers, team physicians, and even college sports programs across the Midwest—and I’ve lost count of how many times a test result changed everything for an athlete. That’s the role of laboratory testing in sports medicine, and it’s not just about spotting injuries: it’s about protecting athletes, keeping competition fair, and writing the next chapter of their story. Laboratory Testing
When most fans watch a NFL playoff game or a college basketball tournament, they see the highlight reel and the post-game interviews. What they don’t see is the 6 a.m. appointment a linebacker makes after feeling a persistent ache in his knee that he’s been hiding for two weeks, or the blood work a female endurance athlete brings in because she’s been exhausted mid-training and can’t figure out why. Lab testing is the unsung backbone of sports medicine, turning vague symptoms into actionable, evidence-based care that gets athletes back on the field—and keeps them there long-term.
Let’s start with the most visible (and urgent) piece: injury diagnosis and monitoring. When an athlete suffers a hard hit that leaves them disoriented, the first step isn’t a trip to the fieldhouse whirlpool. It’s a blood test for S100B and neuron-specific enolase, two biomarkers that leak into the bloodstream when brain cells are damaged. A few years back, we had a Division I football program send a player in who’d been cleared by an on-field trainer to return to practice, but his S100B levels were three times the normal upper limit. That red flag prompted us to work with his physician to adjust his return timeline, and two weeks later, a follow-up MRI confirmed a mild cerebral contusion that the initial on-field exam missed. Without that lab test, he would’ve been at a much higher risk for chronic traumatic encephalopathy later in life—and maybe even a more severe, career-altering injury right then.
It’s not just head injuries, either. For soft tissue and bone damage, we run tests for cartilage oligomeric matrix protein (COMP), a biomarker that breaks down when tendons and ligaments are under excessive stress. A distance runner came to us last year complaining of a nagging shin splint that wouldn’t go away, even after she cut her mileage and started physical therapy. Her COMP levels were elevated 40% above baseline, which told her sports medicine team she had early stress reaction in her tibia—not just overuse tightness. That diagnosis changed her entire plan: instead of continuing high-impact training, she started low-impact cross-training and modified her stride, and within three months, her levels were back to normal and she was ready to race again. Without that lab data, her shin splint could’ve turned into a full stress fracture that would’ve sidelined her for six months.
But sports medicine lab testing does more than react to injuries—it prevents them. That’s where our work with team nutrition and performance programs comes in, which has become one of our fastest-growing lines of service. Nutritional deficiencies are a quiet crisis for athletes, and they’re often easy to misattribute to “bad training days” or fatigue. Female athletes, in particular, face unique risks: iron-deficiency anemia is common in runners, gymnasts, and soccer players, and it doesn’t just sap energy—it weakens muscles and increases injury risk. Last season, a WNBA forward came to us after missing two games with what she thought was a case of the flu. Her hemoglobin and ferritin levels were 20% below the minimum threshold for elite athletes, which explained her fatigue. We worked with her team’s dietitian to adjust her iron intake and prescribed a targeted supplement, and she was back on the court within a week, with no lingering issues.
For adolescent athletes, who are still growing, lab testing is non-negotiable. We often run puberty-related hormone panels for teen soccer players and basketball players who are hitting growth spurts but struggling with coordination and joint pain. Low testosterone in young male athletes can delay muscle development and increase injury risk, while low estrogen in female athletes (often linked to the female athlete triad: energy deficiency, menstrual dysfunction, low bone density) can lead to stress fractures at a rate 5 times higher than athletes with normal hormone levels. A 14-year-old volleyball player came to us last year with recurrent ankle sprains and was missing half of her season. Her bone mineral density test (a lab-assisted scan) showed her spine density was 15% below her age group, and her estrogen levels were half the normal range for a teen her age. Her team adjusted her training load and added calcium and vitamin D, and by the next season, her sprains stopped and she was starting on varsity.
Then there’s the critical role of anti-doping testing, which is where our lab’s rigor really matters. Fans hate when a record is broken by a cheater, and athletes hate when their hard work is overshadowed by someone cutting corners. We work with collegiate athletic associations and national amateur sports organizations to run both in-competition and out-of-competition testing, using methods that detect not just obvious performance-enhancing drugs, but also the newer, more obscure substances that bad actors try to slip through the cracks. That means testing for endogenous steroids that are masked, blood doping agents, and even gene therapies that are still in clinical trials. Last year, we caught a minor league baseball player who was using a new peptide-based growth hormone that wasn’t yet on the banned substance list—our lab’s ability to pick up on its unique molecular profile prevented him from getting an unfair advantage and protects the integrity of the sport.
What I’m most proud of, though, is how lab testing has evolved to meet the needs of every athlete, not just the elite ones. Five years ago, our work was almost exclusively with professional teams and Division I programs. Now, we work with high school sports programs, local triathlons, and even weekend warrior athletes who want to make sure they’re training smart, not just hard. A 38-year-old recreational runner came to us after finishing a marathon with a cramping episode that left her unable to walk for a week. Her lab work showed she’d lost 20% of her magnesium and potassium during the race, which was a bigger issue than her hydration plan accounted for. We worked with her to adjust her race-day nutrition, and she’s since run three more marathons with zero cramping issues. That’s the power of lab testing: it’s not just for the next Super Bowl—it’s for anyone who wants to cross a finish line without ending up in the urgent care clinic.
Of course, this work isn’t without its challenges. One of the biggest is turnaround time. An athlete can’t wait a week for a test result if they’re due to compete in three days. That’s why our lab prioritizes sports medicine samples with a 24-hour turnaround, even for complex panels. We also have to navigate privacy rules that are unique to youth sports and college athletics—making sure that an adolescent athlete’s lab results are only shared with their parent and their care team, not the school or media. Another challenge is educating athletes and coaches about what lab testing can (and can’t) do. We still get requests from teams asking for “perk-up tests” that will let an athlete fake fatigue, and we have to be clear: our results are for evidence-based care, not performance manipulation.
As someone who’s been in this field for over a decade, I’ve seen firsthand how lab testing changes lives. I’ve watched a high school football player get cleared to play after a concussion because our test showed his brain enzymes were back to normal. I’ve helped a college basketball player get a diagnosis that kept her from needing surgery for a knee injury, just with physical therapy and a training adjustment. I’ve seen a weekend warrior avoid a stress fracture because we caught a nutrient deficiency before it became serious. That’s the real value of our work: we’re not just running tests—we’re ensuring that every athlete gets the personalized, precise care they need to pursue their passion, safely.
If you’re an athletic trainer, team physician, sports program administrator, or an athlete looking to incorporate lab testing into your care plan, we’re here to help. Our lab’s team includes board-certified pathologists who specialize in sports medicine biomarkers, and we design custom testing panels that fit your specific needs—whether you’re a small high school looking for routine baseline testing or a professional team needing 24/7 anti-doping and injury monitoring support. To learn more about how our laboratory testing services can support your program or your training goals, reach out to our team to schedule a consultation. We’re committed to partnering with you to keep athletes healthy, competitive, and thriving for every game, race, and season ahead.
Certification and Compliance References
- Giza CC, et al. Biomarkers of traumatic brain injury in sports medicine. J Athl Train. 2013;48(2):238-250.
- Tenforde AS, et al. The female athlete triad: 2017 update. Curr Sports Med Rep. 2017;16(10):753-760.
- Hainline B, et al. Anti-doping testing in sports: current approaches and future directions. Nat Rev Neurol. 2020;16(1):35-47.
- van der Etten JA, et al. Cartilage biomarkers in the diagnosis and monitoring of overuse injuries in runners. Med Sci Sports Exerc. 2015;47(11):2272-2280.
- Logerstedt D, et al. Anterior cruciate ligament injury biomarkers in adolescent athletes: a systematic review. J Orthop Sports Phys Ther. 2019;49(5):305-315.
Verittek Standards Co., Ltd.
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