Red‑light Neuroprotection for Concussion

Intranasal/transcranial photobiomodulation (itPBM), a medical‑grade red‑light therapy, is showing early imaging and cognitive improvements in small human cohorts (University of Utah/BYU players) and multiple peer‑reviewed studies, suggesting a possible noninvasive neuroprotective pathway for repeated head‑impact exposures. The evidence is preliminary, mechanism‑uncertain, and untested in large randomized clinical trials, so adoption beyond research settings risks premature commercialization and false security. — If validated, itPBM could reshape concussion management in sports, occupational safety, and TBI care — but it also raises questions about hype, regulation, and equitable access to a potentially medicalized wellness product.