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Studies Found: 230

BRAIN - CARDIAC ARREST

Influence of oxygen concentration on the neuroprotective effect of hydrogen inhalation in a rat ...

Year Published: 2022

Background: Post-cardiac arrest (CA) brain injury is the main cause of death in patients resuscitated from CA. Previous studies demonstrated that hydrogen inhalation mitigates post-CA brain injury. However, factors affecting the efficacy of hydrogen remain unknown. In the present study, we investigated the influence of oxygen concentration and targeted temperature on neuroprotective effect in a CA ...
BRAIN - NEUROPATHIC PAIN

Treatment with Hydrogen-Rich Water Improves the Nociceptive and Anxio-Depressive-like Behaviors ...

Year Published: 2022

Chronic inflammatory pain is manifested in many diseases. The potential use of molecular hydrogen (H2) as a new therapy for neurological disorders has been demonstrated. Recent studies prove its analgesic properties in animals with neuropathic pain, but the possible antinociceptive, antidepressant, and/or anxiolytic actions of H2 during persistent inflammatory pain have not been investigated. ...
BRAIN - NEUROPATHIC PAIN

Hydrogen-Rich Water as a Novel Therapeutic Strategy for the Affective Disorders Linked with Chronic ...

Year Published: 2022

Neuropathic pain manifested with allodynia and hyperalgesia usually becomes a chronic condition accompanied with mood disorders. Clinical therapies for neuropathic pain are still unsatisfactory with notable side effects. Recent studies have reported the protective role of molecular hydrogen (H2) in different diseases including neurological disorders, such as Alzheimer's as well as its ...
BRAIN - DIABETES

Hydrogen exerts neuroprotective effects by inhibiting oxidative stress in experimental diabetic ...

Year Published: 2023

Diabetic peripheral neuropathy (DPN) is a complex disorder caused by long-standing diabetes. Oxidative stress was considered the critical creed in this DPN pathophysiology. Hydrogen has antioxidative effects on diabetes mellitus and related complications. However, there is still no concern on the beneficial effects of hydrogen in DPN. This paper aimed to evaluate the effects of exogenous hydrogen ...
BRAIN - DIABETES

Molecular Hydrogen Mediates Neurorestorative Effects After Stroke in Diabetic Rats: the TLR4/NF-κB ...

Year Published: 2022

Diabetes is an independent risk factor for stroke and amplifies inflammation. Diabetic stroke is associated with a higher risk of death and worse neural function. The identification of effective anti-inflammatory molecules with translational advantages is particularly important to promote perioperative neurorestorative effects. Applying molecular hydrogen, we measured blood glucose levels before ...
BRAIN - ANXIETY

Effects of hydrogen water and psychological treatment in a sample of women with panic disorder: a ...

Year Published: 2022

Research suggests that inflammation is an important mediator in the pathophysiology of anxiety disorders. In addition, women are more likely to develop an anxiety and depression disorder, in comorbidity with a wide spectrum of diseases related to the immune system. In recent years, hydrogen-rich water has emerged as a promising therapeutic strategy to prevent and intervene in stress-related ...
BRAIN - CARDIAC ARREST

FDG-PET/CT Assessment of the Cerebral Protective Effects of Hydrogen in Rabbits with Cardiac Arrest

Year Published: 2022

Background: Anatomical imaging methods and histological examinations have limited clinical value for early monitoring of brain function damage after cardiac arrest (CA) in vivo. Objective: We aimed to assess the cerebral protective effects of hydrogen in rabbits with CA by using fluorodeoxyglucose-positron emission tomography/computed tomography (FDG-PET/CT). Methods: Male rabbits were divided ...
BRAIN - SEPSIS

PPARα contributes to the therapeutic effect of hydrogen gas against sepsis-associated ...

Year Published: 2022

Sepsis-associated encephalopathy (SAE), a fatal complication of sepsis, contributes to cognitive impairment, high morbidity, and mortality. The molecular mechanism of hydrogen (H2) administration, as a promising strategy for the treatment of SAE, is still unclear. Peroxisome proliferator-activated receptor α (PPARα) is essential for alleviating symptoms and complications of SAE. However, little ...
BRAIN - COMA

Hydrogen inhalation promotes recovery of a patient in persistent vegetative state from intracerebral ...

Year Published: 2022

Background: Persistent vegetative state (PVS) is a devastating and long-lasting clinical condition with high morbidity and mortality; currently, there are no available effective interventions. Case summary: We report the case of an 11-year-old boy with PVS caused by severe intracerebral bleeding in the left hemisphere following anticoagulation treatment. The patient's PVS severity showed no ...
BRAIN - TRAUMATIC BRAIN INJURY

Hydrogen-rich saline alleviates early brain injury through inhibition of necroptosis and ...

Year Published: 2022

Traumatic brain injury (TBI) has been recognized as a serious public health issue and a key contributor to disability and death, with a huge economic burden worldwide. Hydrogen, which is a slight and specific cytotoxic oxygen radical scavenger, has been demonstrated to ameliorate early brain injury (EBI) through reactive oxygen species (ROS), oxidative stress injury, apoptosis and necroptosis. ...
BRAIN - ENVIRONMENTAL POLLUTION

Therapeutic Effects of Hydrogen Gas Inhalation on Trimethyltin-Induced Neurotoxicity and Cognitive ...

Year Published: 2021

Oxidative stress (OS) is one of the causative factors in the pathogenesis of various neurodegenerative diseases, including Alzheimer's disease (AD) and cognitive dysfunction. In the present study, we investigated the effects of hydrogen (H2) gas inhalation in trimethyltin (TMT)-induced neurotoxicity and cognitive dysfunction in the C57BL/6 mice. First, mice were divided into the following groups: ...
BRAIN - BRAIN INJURY

Hydrogen Attenuated Inflammation Response and Oxidative in Hypoxic Ischemic Encephalopathy via Nrf2 ...

Year Published: 2021

Hypoxia and ischemia cause neonatal encephalopathy and brain injury and can further result in cerebral palsy, cognitive impairment, growth restriction, and epilepsy. Induction of neuroprotection is a crucial therapeutic strategy for the treatment of perinatal hypoxic-ischaemic encephalopathy (HIE). Hydrogen has neuroprotective effects against brain-related diseases. Inflammation and oxidative ...
BRAIN - STROKE

Gender-based differences in neuroprotective effects of hydrogen gas against intracerebral ...

Year Published: 2022

Background: Post-stroke depression (PSD) severely affects recovery in patients with intracerebral hemorrhage (ICH). Although hydrogen gas (H2) exerts excellent neuroprotective effects in patients with ICH, there are sex-based differences in H2 efficacy in several diseases. Herein, we determined whether estrogen increases susceptibility to the neuroprotective effects of H2 in males with ICH-induced ...
BRAIN - BRAIN INJURY

Molecular hydrogen alleviates lung injury after traumatic brain injury: Pyroptosis and apoptosis

Year Published: 2021

Background: Traumatic brain injury (TBI)-induced acute lung injury (ALI) is a critical condition, and inflammation and apoptosis play essential roles. Molecular hydrogen (H2) exerts anti-inflammatory and anti-apoptotic effects. Our previous work has shown that 42% H2 can improve TBI. In the current study, we tested the hypothesis that inhalation of hydrogen (42% H2, 21% O2, balanced nitrogen) for ...
BRAIN - AGING

Effects of Natural Reduced Water on Cognitive Function, Body Composition, and Psychological Function ...

Year Published: 2021

Natural reduced water is natural water that contains active hydrogen and reduces oxidation. It is rare in the world, and in Japan, it is produced in the Hita area of Oita Prefecture (Hita Tenryosui water). Previous studies in humans have examined the effects of natural reduced water on diabetes, which is one of the known risks for dementia. Animal studies of natural reduced water have revealed ...
BRAIN - BRAIN INJURY

Hydrogen-Rich Water Improves Cognitive Ability and Induces Antioxidative, Antiapoptotic, and ...

Year Published: 2021

Background: Cerebral ischemia and its reperfusion injury facilitate serious neurodegenerative diseases such as dementia due to cell death; however, there is currently no treatment for it. Reactive oxygen species is one of the many factors that induce and worsen the development of such diseases, and it can be targeted by hydrogen treatment. This study examined the effect of molecular hydrogen in ...
BRAIN - SLEEP DEPRIVATION

Hydrogen-rich water and caffeine for alertness and brain metabolism in sleep-deprived habitual ...

Year Published: 2021

The main aim of this randomized-controlled cross-over interventional trial was to assess the acute effects of taking a single dose of hydrogen-rich water (HRW), and compare it with caffeine, HRW plus caffeine, and control water, for alertness, brain metabolism, brain and oxygen saturation, and self-reported adverse events in healthy men and women who were habitual coffee drinkers and were ...
BRAIN - TRAUMATIC BRAIN INJURY

An H2-infused, nitric oxide-producing functional beverage as a neuroprotective agent for TBIs and ...

Year Published: 2021

Traumatic brain injuries (TBIs) are a leading cause of death and disability. Sports-related TBIs are estimated to be more than several million per year. The pathophysiology of TBIs involves high levels of inflammation, oxidative stress, dysregulation of ion homeostasis, mitochondrial dysfunction, and apoptosis. There is also a reduction in cerebral blood flow, leading to hypoxia and reduced ...
BRAIN - BRAIN INJURY

Hydrogen-rich saline alleviates early brain injury through regulating of ER stress and autophagy ...

Year Published: 2021

Purpose: Subarachnoid hemorrhage (SAH) is a common complication of cerebral vascular disease. Hydrogen has been reported to alleviate early brain injury (EBI) through oxidative stress injury, reactive oxygen species (ROS), and autophagy. Autophagy is a programmed cell death mechanism that plays a vital role in neuronal cell death after SAH. However, the precise role of autophagy in ...
BRAIN - BRAIN INJURY

Hydrogen gas post-conditioning alleviates cognitive dysfunction and anxiety-like behavior in a rat ...

Year Published: 2021

Subarachnoid hemorrhage (SAH) results in high rates of mortality and lasting disability. Hydrogen gas (H2) is an antioxidant with demonstrated neuroprotective efficacy. The present study examined the therapeutic efficacy of H2 inhalation on early brain injury following experimental SAH in rats and the potential underlying molecular mechanisms. The rats were randomly separated into three groups ...
BRAIN - NEUROPROTECTION

Effects of hydrogen-rich water on attenuating fatigue induced by daily activities or mental tasks

Year Published: 2018

Objectives In 2007, the first report that hydrogen removes active oxygen was published, and many clinical and non-clinical studies have since been conducted using hydrogen gas or water. Several diseases and symptoms are related to active oxygen, and fatigue is also induced by increases in oxidative stress. The current randomized, double-blind, placebo-controlled, crossover study was conducted to ...
BRAIN - STROKE

Hydrogen‐Powered Microswimmers for Precise and Active Hydrogen Therapy Towards Acute Ischemic ...

Year Published: 2021

Biodegradable microswimmers offer great potential for minimally invasive targeted therapy due to their tiny scale, multifunctionality, and versatility. However, most of the reported systems focused on the proof‐of‐concept on the in vitro level. Here, the successful fabrication of facile hydrogen‐powered microswimmers (HPMs) for precise and active therapy of acute ischemic stroke is ...
BRAIN - PARKINSON'S DISEASE

Randomized double-blind placebo-controlled trial of hydrogen inhalation for Parkinson’s ...

Year Published: 2021

Background: Oxidative stress is involved in the progression of Parkinson's disease (PD). Recent studies have confirmed that molecular hydrogen (H2) functions as a highly effective antioxidant in animal models of PD. A placebo-controlled, randomized, double-blind, parallel-group clinical pilot study was conducted to assess the efficacy of hydrogen gas inhalation in Japanese patients with PD on ...
BRAIN - ALZHEIMER'S DISEASE

Hydrogen-rich water ameliorates neuropathological impairments in a mouse model of Alzheimer’s ...

Year Published: 2022

Hydrogen exhibits the potential to treat Alzheimer's disease. Stereotactic injection has been previously used as an invasive method of administering active hydrogen, but this method has limitations in clinical practice. In this study, triple transgenic (3×Tg) Alzheimer's disease mice were treated with hydrogen-rich water for 7 months. The results showed that hydrogen-rich water prevented synaptic ...
BRAIN - BRAIN INJURY

Hydrogen gas post-conditioning attenuates early neuronal pyroptosis in a rat model of subarachnoid ...

Year Published: 2021

Neuronal pyroptosis serves an important role in the progress of neurologic dysfunction following subarachnoid hemorrhage (SAH), which is predominantly caused by a ruptured aneurysm. Hydrogen gas has been previously reported to be an effective anti-inflammatory agent against ischemia-associated diseases by regulating mitochondrial function. The objective of the present study was to investigate the ...