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Clinical TrialHighlighted

Hydrogen-rich water alleviates inflammation and fatigue in COVID-19: A pilot study

MHID-50217702022European Journal of Inflammation

Aleksandra Milovancev, Jovana Avakumovic, Patrik Drid, Nikola Todorovic, Valdemar Stajer, Sergej M Ostojic

Molecular hydrogen (H2) has been recently put forward as a possible adjunct therapeutics in COVID-19 due to its anti-inflammatory and pulmo-protective effects.1,2 An open-label randomized trial in 44 patients with laboratory-confirmed COVID-19 from seven hospitals in China demonstrated that 3-day hydrogen inhalation resulted in significantly more patients with improved disease severity and reduced dy

Clinical TrialObservational StudyHighlighted

Effects of hydrogen water and psychological treatment in a sample of women with panic disorder: a randomized and controlled clinical trial

MHID-6130347PMID: 357749172022Health Psychology Research

Ana Belén Fernández-Serrano, Francisco José Moya-Faz, Cesar Augusto Giner Alegría, Juan Carlos Fernández Rodríguez, Jose Francisco Soriano Guilabert, Martín del Toro Mellado

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 disord

Systematic ReviewMeta-AnalysisHighlighted

Effects of hydrogen rich water and pure water on periodontal inflammatory factor level, oxidative stress level and oral flora: a systematic review and meta-analysis

MHID-6169739PMID: 363888302022Annals of Translational Medicine

Yang Bai, Chenglong Wang, Hua Jiang, Lin Wang, Nan Li, Wei Zhang, et al.

Background: Hydrogen rich water (HRW) was used as an auxiliary treatment for periodontitis and peri-implantitis due to its good antioxidant properties. However, the stability of artificially added active hydrogen was far less than that of pure natural active hydrogen, which greatly reduced active hydrogen molecules number in HRW. Meanwhile, the effect of HRW was relatively slow. Finally, long-term

Literature ReviewOpinion PieceHighlighted

Commentary: Hydrogen: Lightweight molecule takes on a heavyweight problem

MHID-7464677PMID: 340520182022The Journal of Thoracic and Cardiovascular Surgery

John N. Kheir, MD, James A. DiNardo, MD

Diatomic hydrogen (H2) is the lightest and most abundant molecule in the universe. Hydrogen's reactivity with oxygen is well recognized as a thermodynamically favorable redox reaction that forms water. H2's small size results in unsurpassed diffusivity (even diffusing through steel), enabling it to reach therapeutic targets effectively even in low-flow states. In vivo, inhaled H2 undergoes solubil

Animal StudyHighlighted

Hydrogen‑rich saline alleviates early brain injury through inhibition of necroptosis and neuroinflammation via the ROS/HO‑1 signaling pathway after traumatic brain injury

MHID-9667503PMID: 349703492022Experimental and Therapeutic Medicine

Yun Hu, Xiaoyan Feng, Junhui Chen, Yan Wu, Liuyan Shen

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 scav‑enger, has been demonstrated to ameliorate early brain injury (EBI) through reactive oxygen species (ROS), oxidative stress injury, apoptosis and necroptosis. Ne

In VitroHighlighted

Quantification of dissolved H2 and continuous monitoring of hydrogen-rich water for haemodialysis applications: An experimental study

MHID-1024639PMID: 350759432022The International Journal of Artificial Organs

Foivos Leonidas Mouzakis, Lal Babu Khadka, Miguel Pereira da Silva, Khosrow Mottaghy

The prevalence of oxidative and inflammatory stress in end-stage renal disease (ESRD) patients has often been associated with chronic haemodialysis therapies. Over the past decades, several reports have shown the potential of hydrogen molecule as an antioxidant in the treatment of various medical conditions in animal models, as well as in pilot studies with human patients. Recently, a hydrogen-enr

Animal StudyHighlighted

Therapeutic Effects of Hydrogen Gas Inhalation on Trimethyltin-Induced Neurotoxicity and Cognitive Impairment in the C57BL/6 Mice Model

MHID-2919108PMID: 349481072021International Journal of Molecular Sciences

Eun-Sook Jeong, Johny Bajgai, In-Soo You, Md. Habibur Rahman, Ailyn Fadriquela, Subham Sharma, et al.

Oxidative stress (OS) is one of the causative factors in the pathogenesis of various neurode- generative 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

In VitroHighlighted

Antioxidant Properties of Hydrogen Gas Attenuates Oxidative Stress in Airway Epithelial Cells

MHID-0634713PMID: 347707842021Molecules

In-Soo You, Subham Sharma, Ailyn Fadriquela, Johny Bajgai, Thuy Trinh Thi, Md. Habibur Rahman, et al.

Oxidative stress plays a crucial role in the development of airway diseases. Recently, hydrogen (H2) gas has been explored for its antioxidant properties. This study investigated the role of H2 gas in oxidative stress-induced alveolar and bronchial airway injury, where A549 and NCI-H292 cells were stimulated with hydrogen peroxide (H2O2) and lipopolysaccharide (LPS) in vitro. Results show that tim

Opinion PieceHighlighted

Reply to “Discussion: Drinking hydrogen water enhances endurance and relieves psychometric fatigue: a randomized, double-blind, placebo-controlled study”1

MHID-62678002021Canadian Journal of Physiology and Pharmacology

Shigeo Ohta, Tyler W. LeBaron

The authors of the “Discussion” (Falster et al. 2021) have responded to our article entitled: “Drinking hydrogen water enhances endurance and relieves psychometric fatigue: a randomized, double-blind, placebo-controlled study”. Hydrogen (H2) medicine is being developed as an orthodox science. In this Reply, we would like to elaborate on the effects of H2-infused water and the scientific understand

Observational StudyHighlighted

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

MHID-6285582PMID: 346451002021Journal of Integrative Neuroscience

Tyler W. LeBaron, Jason Kharman, Michael L. McCullough

Traumatic brain injuries (TBIs) are a leading cause of death and dis- ability. 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 homeosta- sis, mitochondrial dysfunction, and apoptosis. There is also a reduc- tion in cerebral blood flow, leading to hypoxia and reduced

In VitroOtherHighlighted

Hydrogen Evolution and Absorption Phenomena in the Plasma Membrane of Vigna radiata and Capsicum annuum

MHID-32438852021Journal of Plant Growth Regulation

Xin Zhang, Fei Xie, Zhao Zhang, Yao Mawulikplimi Adzavon, Zehua Su, Qinghui Zhao, et al.

Molecular hydrogen has been shown to exert beneficial effects on plant growth and abiotic stress tolerance, however, the exact mechanism has not yet been fully elucidated. H2 is able to diffuse directly across the plasma membrane, which is the first barrier between H2 and cells. It is possible that H2 may exert its biological effects on plant cells by interacting with PM. Hydrogenases can catalyze

Literature ReviewHighlighted

Neuroprotective and Preventative Effects of Molecular Hydrogen

MHID-9435089PMID: 330767982021Current Pharmaceutical Design

Mami Noda, Jiankang Liu, Jiangang Long

One of the beneficial effects of molecular hydrogen (H2, hydrogen gas) is neuroprotection and pre- vention of neurological disorders. It is important and useful if taking H2 every day can prevent or ameliorate the progression of neurodegenerative disorders, such as Parkinson’s disease or Alzheimer’s disease, both lacking specific therapeutic drugs. There are several mechanisms of how H2 protects n

Literature Review

Combating Oxidative Stress and Inflammation in COVID-19 by Molecular Hydrogen Therapy: Mechanisms and Perspectives

MHID-6029476PMID: 346464232021Oxidative Medicine and Cellular Longevity

Duried Alwazeer, Franky Fuh-Ching Liu, Xiao Yu Wu, Tyler W. LeBaron

COVID-19 is a widespread global pandemic with nearly 185 million confirmed cases and about four million deaths. It is caused by an infection with the severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2), which primarily affects the alveolar type II pneumocytes. The infection induces pathological responses including increased inflammation, oxidative stress, and apoptosis. This situation result

Clinical TrialHighlighted

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

MHID-9740359PMID: 345320232021Food Science & Nutrition

Nikola Todorovic, Dragana Zanini, Valdemar Stajer, Darinka Korovljev, Jelena Ostojic, Sergej M Ostojic

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 sleep-de

Clinical TrialHighlighted

Safety of Prolonged Inhalation of Hydrogen Gas in Air in Healthy Adults

MHID-1947207PMID: 346511332021Critical Care Explorations

Alexis R. Cole, BS, Francesca Sperotto, MD, James A. DiNardo, MD, Stephanie Carlisle, Michael J. Rivkin, MD, Lynn A. Sleeper, ScD, et al.

BACKGROUND: Ischemia-reperfusion injury is common in critically ill patients, and directed therapies are lacking. Inhaled hydrogen gas diminishes ischemia-reperfusion injury in models of shock, stroke, and cardiac arrest. The purpose of this study was to investigate the safety of inhaled hydrogen gas at doses required for a clinical efficacy study. DESIGN: Prospective, single-arm study. SETTING: T

Animal StudyHighlighted

Hydrogen Attenuates Myocardial Injury in Rats by Regulating Oxidative Stress and NLRP3 Inflammasome Mediated Pyroptosis

MHID-1280112PMID: 344009012021International Journal of Medical Sciences

Hongxiao Yang, Shuang Liu, Huijun Du, Zi Hong, Yajing Lv, Chaoqun Nie, et al.

Purpose: Hydrogen (H2) is an antioxidant with anti-inflammatory and apoptosis functions.This study aimed to estimate the effects of H2 on acute myocardial infarction (AMI) in rats and its association with the inhibition of oxidative stress and cardiomyocyte pyroptosis. Methods: Sixty-four rats were randomly divided into three groups (Sham, AMI, and H2). The left anterior descending coronary artery

Systematic ReviewHighlighted

Effect of hydrogen-rich water on periodontal disease, interleukin and blood glucose levels in diabetic: a systematic review

MHID-30922442021Journal of Syiah Kuala Dentistry Society

Albert Manggading Hutapea, Lina Hadi

Diabetes Mellitus (DM) is a metabolic disorder characterized by high blood glucose levels associated with periodontal disease and increased levels of inflammatory biomarkers such as interleukin. Therapeutic effects of molecular hydrogen for a wide range of disease models and human diseases have been investigated. This review aims to systematically analyze and review animal and human studies invest

In VitroHighlighted

Molecular hydrogen protects against oxidative stress‑induced RAW 264.7 macrophage cells through the activation of Nrf2 and inhibition of MAPK signaling pathway

MHID-35801392020Molecular & Cellular Toxicology

Rahima Begum, Cheol‑Su Kim, Ailyn Fadriquela, Johny Bajgai, Xingyu Jing, Dong‑Heui Kim, et al.

Background: Oxidative stress is involved in the development of many inflammatory, metabolic and aging diseases. Objective: In this study we investigated, the protective effects of H2 on RAW 264.7 macrophage cell against LPS-and H2O2-induced oxidative stress by the inhibition of MAPK pathway and also activate the Nrf2 pathway. Results: Our results showed H2 increased the macrophage cell prolifera

Mechanisms ReviewHighlighted

Molecular and Cellular Mechanisms Associated with Effects of Molecular Hydrogen in Cardiovascular and Central Nervous Systems

MHID-2592715PMID: 351026012020Antioxidants

Miroslav Barancik, Branislav Kura, Tyler W. LeBaron, Roberto Bolli, Jozef Buday, Jan Slezak

The increased production of reactive oxygen species and oxidative stress are important factors contributing to the development of diseases of the cardiovascular and central nervous systems. Molecular hydrogen is recognized as an emerging therapeutic, and its positive effects in the treatment of pathologies have been documented in both experimental and clinical studies. The therapeutic potential of