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Researchers reviewed 26 adults who received hyperbaric oxygen therapy (HBOT) for persistent cognitive problems from traumatic brain injuries sustained in childhood. Each person completed at least 40 sessions of 90 minutes breathing 100% oxygen at increased pressure. After treatment, participants showed significant and large improvements in global cognition, memory, executive function, attention, and processing speed, while motor skills did not improve. Benefits were seen regardless of how long ago the injury occurred (on average ~24 years) or the original injury severity, and people with mild childhood TBIs improved similarly to those with more severe injuries. Although promising, the study was retrospective, small, and lacked a control group, so the results suggest HBOT may help long-term cognitive recovery after pediatric TBI but require confirmation in larger, controlled trials <view study> Read Less

A brain injury in childhood can cast a very long shadow. Because the young brain is still developing, an early TBI can quietly impair memory, attention, and learning well into adulthood — often without the person or their doctors connecting today’s struggles to an injury from decades earlier. This matters because these hidden deficits affect education, employment, and quality of life for a lifetime. This study is significant because it asked whether that damage is still treatable many years later. Researchers followed 26 adults who had suffered a TBI before age 17 and only began HBOT as adults — on average more than 23 years after the injury. Each received at least 40 sessions of 90 minutes at 2.0 ATA (100% oxygen with air breaks). Afterward, they showed statistically significant gains across nearly every cognitive domain: global cognition, memory, executive function, attention, and processing speed. Strikingly, the benefit did not depend on how long ago the injury occurred or how severe it had been — powerful evidence that the brain can remain responsive to this therapy even decades down the road. <view study> Read Less

Traumatic brain injury (TBI) is far more common than most people realize — millions of Americans live with the aftereffects of concussions and head injuries, and for a large share of them the symptoms never fully go away. These “persistent post-concussion” problems (headaches, brain fog, poor sleep, anxiety, dizziness, loss of smell) can quietly derail careers, relationships, and independence for years, and they carry an enormous societal and financial cost in lost productivity and ongoing care. What makes this study important is that it tackled these lingering symptoms head-on with a rigorous design. In a double-blind randomized trial, 47 people (40 with TBI) received either 40 real HBOT sessions at 1.5 ATA over 12 weeks or 40 sham sessions. The HBOT group improved almost three times as much on a standard neurobehavioral symptom scale (a 10.6-point gain vs. 3.6), with additional benefits for smell, anxiety, sleep, and balance. When participants were later offered a second 40-session course, they improved further at 12 months — leading the authors to suggest that 80 sessions may work even better than 40 for long-term brain-injury recovery. The takeaway for patients: meaningful improvement may be possible even long after the injury, if enough sessions are completed <view study> Read Less