Hydrogen Therapy Under Pressure Reduced Brain Damage After Head Injury in Mice
Hyperbaric hydrogen therapy improves secondary brain injury after head trauma
Research hubs: Brain & Nervous System
This research was done in animals. Results in animals often don't carry over to people.
- Evidence type
- Animal study (mouse)
- Authors
- Yohei Otsuka, Satoshi Tomura, Terushige Toyooka, Satoru Takeuchi, Arata Tomiyama, Tomoko Omura, Daizoh Saito, Kojiro Wada
- Journal
- Undersea & Hyperbaric Medicine
- Year
- 2023
- Study Type
- Mouse
- Participants
- 120
- Delivery
- Gas
- Dose
- 2 atmospheres for 90 minutes at 30 minutes after TBI
- H₂ concentration
- 2% H2 gas
- Duration
- 4 weeks
- Outcome
- Positive
- Peer Reviewed
- Yes
- Country
- Japan
TL;DR
Treating mice with high-pressure hydrogen gas after a brain injury reduced brain swelling, protected brain cells, and improved behavior and cognitive functions.
Key Finding
Mice with traumatic brain injuries treated with hyperbaric hydrogen therapy showed significantly less brain swelling, preserved more brain cells in the hippocampus, and demonstrated improved neurological function compared to untreated injured mice.
Summary
Researchers gave mice with traumatic brain injuries (TBI) hyperbaric hydrogen therapy—breathing hydrogen gas at increased atmospheric pressure—within 30 minutes of injury. Compared to injured mice that received no treatment, those receiving the therapy showed less brain swelling, better survival of brain cells in the memory region (hippocampus), and improved neurological function. The results suggest that hydrogen therapy may help reduce the secondary damage that occurs after the initial brain injury.
Practical Takeaway
This is an early-stage animal study showing potential promise for hyperbaric hydrogen therapy in brain injury recovery. However, these results are from mice, not humans, and the therapy was administered in a controlled medical setting within 30 minutes of injury—conditions that may not translate directly to real-world use. More research in humans would be needed before drawing conclusions about practical applications.
Abstract (excerpt)
Background: The pathophysiology of traumatic brain injury (TBI) is caused by the initial physical damage and by the subsequent biochemical damage (secondary brain injury). Oxidative stress is deeply involved in secondary brain injury, so molecular hydrogen therapy may be effective for TBI. Hydrogen…