Hydrogen Therapy Improves Memory Loss from Sleep Deprivation in Mice
Hydrogen‐Mediated Activation of the Nrf2/ <scp>HO</scp> ‐1 Signaling Pathway Improves Cognitive Impairment in Sleep‐Deprived Mice
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
- QiFan Xiao, ShiRui Zhou, Bin Tang, YuQing Zhu
- Journal
- CNS Neuroscience & Therapeutics
- Year
- 2026
- PMID
- 41622598
- Study Type
- Mouse
- Delivery
- Gas
- Duration
- 4 weeks
- Outcome
- Positive
- Peer Reviewed
- Yes
- Country
- China
TL;DR
Hydrogen improved cognitive performance in sleep-deprived mice by reducing oxidative stress and inflammation via activation of the Nrf2/HO-1 pathway.
Key Finding
Hydrogen gas treatment improved cognitive performance in sleep-deprived mice by activating a cellular protective pathway (Nrf2/HO-1) that reduced brain inflammation and oxidative stress.
Summary
Researchers gave sleep-deprived mice hydrogen gas and tested whether it could improve their memory and thinking abilities. Mice that received hydrogen performed better on memory tests and showed reduced inflammation and oxidative stress (cellular damage from unstable molecules) in their brains compared to untreated sleep-deprived mice. The improvement appeared to work through activation of a specific cellular protective pathway called Nrf2/HO-1.
Practical Takeaway
This is an early-stage animal study suggesting hydrogen may have protective effects on cognition during sleep deprivation, but it was conducted only in mice and does not establish whether these effects would occur in humans. Much more research, including human trials, would be needed before any health recommendations could be made.
Abstract (excerpt)
ABSTRACT Aims This study investigated the effects of hydrogen (H 2 ) on cognitive impairment in sleep‐deprived mice mediated by the nuclear factor erythroid 2‐related factor 2 (Nrf2)/heme oxygenase‐1 (HO‐1) signaling pathway. Methods A chronic sleep deprivation (SD) model was established using…