Oxidative Stress News and Research

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Oxidative Stress is a condition in which antioxidant levels are lower than normal. Antioxidant levels are usually measured in blood plasma.

Study shows how environmental factors accelerate biological age of the brain

The latest findings from the Global Brain Health Institute (GBHI) at Trinity College Dublin identify important brain health implications for prevention, public health, and policy.

3 Apr 2026

Heat-activated patch shows promise for noninvasive melanoma treatment

Melanoma is a deadly form of skin cancer that is typically removed surgically. Now, researchers publishing in ACS Nano report they have developed a potential noninvasive treatment for melanoma in the form of a stretchy, heat-activated patch similar to a bandage.

1 Apr 2026

Popular vitamin B3 supplements could weaken cancer therapy effectiveness

Millions of Americans take daily supplements-nicotinamide mononucleotide (NMN), nicotinamide riboside (NR) and nicotinamide (NAM)-to boost energy, slow aging and protect the heart and brain.

1 Apr 2026

Gut microbiome changes improve memory in early cognitive decline

Research shows that modifying the gut microbiome can enhance cognitive performance and mitigate dementia risk, highlighting the gut-brain connection.

1 Apr 2026

Uncovering the hidden retinal risks of modern dentistry

Dentists are exposed to intense lighting for long hours, but its long-term impact on eye health is often overlooked. This study evaluates whether chronic exposure to dental lighting, especially blue and white LEDs, can damage the retina and disrupt its normal function. By combining human data with advanced imaging and animal models, the research uncovers hidden occupational risks and highlights the need for safer lighting practices to help protect dentists' vision.

31 Mar 2026

How gut imbalance may drive obesity, diabetes, and heart disease

A new review argues that gut dysbiosis is closely linked to metabolic dysfunction through intertwined effects on inflammation, oxidative stress, gut barrier integrity, microbial metabolites, and epigenetic regulation. It also highlights microbiome-targeted strategies such as high-fiber diets, probiotics, prebiotics, postbiotics, exercise, and fecal microbiota transplantation as promising ways to support metabolic health.

30 Mar 2026

Study reveals ALDH2 vulnerability in APC-deficient colorectal cancer

A precision cancer strategy that selectively kills tumour cells while leaving healthy tissue intact may be within reach for the majority of colorectal cancer patients, according to new research published in Genes & Disease.

30 Mar 2026

Higher sugar intake raises gallstone risk in adults, study finds

A cross-sectional NHANES study of 8,975 U.S. adults found that higher total dietary sugar intake was associated with higher odds of gallstones, with each 100 g/day increase linked to a 41% rise after full adjustment. The findings suggest sugar intake may be a modifiable gallstone risk factor, but the study relied on self-reported gallstones and cannot establish causation.

29 Mar 2026

$Heart health linked to higher fracture risk in postmenopausal women$

Heart health linked to higher fracture risk in postmenopausal women

Postmenopausal women face a high risk of bone fractures. Due to declines in estrogen levels, which can lead to an increased risk of osteoporosis, even a low-impact fall can result in a serious hip, back or wrist injury.

27 Mar 2026

Do multi-strain probiotics improve long covid symptoms?

Multi-strain probiotics show potential to modulate gut microbiome in long COVID, yet their impact on inflammation and recovery is not statistically significant.

27 Mar 2026

Dandelion leaves boost brain-protective compounds after digestion

Dandelion leaves are rich in polyphenols with neuroprotective effects, offering insights into natural strategies for Alzheimer's disease management.

27 Mar 2026

Heavily processed foods may raise heart disease risk beyond poor nutrition alone

A 2026 review in Cardiology in Review reports that higher intake of ultra-processed foods is consistently associated with greater risks of cardiovascular disease, stroke, and cardiovascular mortality across cohort studies and meta-analyses. The paper also highlights plausible mechanisms involving gut dysbiosis, oxidative stress, and NF-κB-driven inflammation, with additives such as emulsifiers, preservatives, dyes, and sweeteners discussed as potential contributors.

26 Mar 2026

UPFs before conception may shape fertility and embryo growth

Findings show ultraprocessed food consumption before conception influences fertility and embryonic development, urging further research in this area.

26 Mar 2026

Can collagen supplements really improve your skin?

Investigating collagen peptides, this review explores their role in skin aging, assessing clinical evidence and the mechanisms behind their potential benefits.

25 Mar 2026

Breakthrough research reshapes understanding of T cell immune responses

In a paradigm breaking study, Dr. Pavan Reddy, director of the Dan L Duncan Comprehensive Cancer Center at Baylor College of Medicine (BCM) and his team, in collaboration with Drs. Arul Chinnaiyan, S P Hicks Endowed Professor of Pathology, and Marcin Cieslik, assistant professor of pathology, both from University of Michigan Rogel Cancer Center, discovered a novel way the immune system, specifically T-cells, attack their target cells, reshaping long-held assumptions in immunology and demonstrating direct implications for the field of cancer immunology and bone marrow transplantation.

24 Mar 2026

Palmatine improved fatty liver markers in a preclinical type 2 diabetes study

Researchers used a bioinformatics-plus-rat-model approach to investigate how palmatine may help treat T2DM-associated MASLD, identifying five core targets: ADRB2, BCL3, EGR1, FOS, and MAP3K8. In rats, palmatine improved liver injury, inflammation, oxidative stress, glycolipid metabolism, steatosis, and fibrosis, while reducing apoptosis-related signaling, providing a preclinical foundation for further therapeutic study.

23 Mar 2026

Mediterranean diet may protect health through mitochondrial microproteins

A new study led by researchers at the USC Leonard Davis School of Gerontology suggests that the benefits of the Mediterranean diet may be driven, in part, by tiny proteins hidden within our mitochondria, opening a new window into how diet shapes aging and disease risk.

23 Mar 2026

New nanoparticle therapy overcomes T cell exhaustion in solid tumors

Engineers at the University of Pennsylvania have developed a new type of lipid nanoparticle (LNP) that could one day serve as a universal immunotherapy for cancers that form solid tumors, including common variants such as cancers of the breast, liver and colon.

18 Mar 2026

MIND diet may protect against structural brain deterioration

The combined Mediterranean and blood pressure lowering diet (MIND) may slow the structural changes related to brain aging, finds research published online in the Journal of Neurology Neurosurgery & Psychiatry.

17 Mar 2026

Yogurt, cheese, and chocolate consumption is tied to reduced mortality risk, researchers report

A large meta-analysis of 50 cohort studies involving over three million adults found that higher consumption of certain fermented foods is associated with lower risks of all-cause and cardiovascular mortality. Fermented milk products also showed inverse associations with cancer mortality, while other foods like miso and bread showed no consistent effects.

17 Mar 2026