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Fire-driven air pollution is rising worldwide and reversing decades of clean air gains

Global exposure to fire-related fine particulate matter (PM2.5) has increased sharply from 1990 to 2018, despite a decline in overall PM2.5 pollution. This surge has driven tens of thousands of additional deaths annually, especially in Eastern Europe and sub-Saharan Africa.

17 Sep 2025

Long COVID linked to heavier periods and symptom flare-ups during menstruation

Researchers found that long COVID is linked to heavier, longer, and more irregular bleeding without disrupting ovulation. Symptom severity also peaks around menstruation, likely driven by hormonal and immune changes.

17 Sep 2025

Loss of key Y chromosome gene causes infertility in male mice

In a new study conducted at the University of Hawaiʻi at Mānoa, researchers from the John A. Burns School of Medicine (JABSOM) have shown that the loss of a key male fertility gene leads to infertility and changes expression of hundreds of other important genes.

17 Sep 2025

University of Maine team develops sustainable method to cut drug production costs

One of the main factors driving prices in pharmaceuticals, such as cholesterol-lowering drugs and antibiotics, is the cost of production and materials.

17 Sep 2025

Artificial plastic neurons demonstrate advanced brain-like functions

An artificial neuron made of conductive plastics that can perform advanced functions similar to those of biological nerve cells has been demonstrated by researchers at Linköping University, Sweden.

17 Sep 2025

Contact sports tied to hidden brain damage independent of CTE

This fall, tens of millions of people will be at risk for chronic traumatic encephalopathy (CTE), a degenerative brain disease caused by repeated head impacts from contact sports like football, soccer, and ice hockey, or military service.

17 Sep 2025

Study reveals how ozone exerts multi-organ effects by disturbing the lung-liver connection

Ozone pollution is rising worldwide, frequently exceeding safety thresholds in urban centers and industrial regions. Its health risks are well-documented: breathing ozone can worsen asthma, damage airways, and increase the risk of cardiovascular and neurological disorders.

17 Sep 2025

Peroxisomes identified as alternative heat producers in brown fat

Researchers at Washington University School of Medicine in St. Louis have identified a novel way brown fat - an energy-burning form of fat - can rev the body's metabolic engine, consuming cellular fuel and producing heat in a way that improves metabolic health.

17 Sep 2025

Repetitive head impacts trigger early brain changes in young athletes

Research supported by the National Institutes of Health (NIH) shows that repeated head impacts from contact sports can cause early and lasting changes in the brains of young- to middle-aged athletes.

17 Sep 2025

Cocoa extract supplements linked to reduced inflammation in older adults

Could cocoa extract supplements rich in cocoa flavanols reduce inflammation and, in turn, prevent age-related chronic diseases? In a new study from the COcoa Supplement and Multivitamin Outcomes Study (COSMOS), investigators from Mass General Brigham and their colleagues looked at changes in five age-related markers of inflammation among participants who received daily cocoa supplements over several years.

17 Sep 2025

Breakthrough in building functional synthetic kidneys using assembloids

A USC Stem Cell-led research team has achieved a major step forward in the effort to build mouse and human synthetic kidneys.

17 Sep 2025

High fat diet impairs memory formation through autophagy dysfunction

Modern lifestyles and dietary changes have significantly increased the consumption of high-fat foods, contributing to a steep rise in the prevalence of obesity, diabetes, and metabolic disorders.

17 Sep 2025

Special subgroup of bifidobacteria found to reduce antibiotic resistance in infants

Researchers from the Technical University of Denmark, DTU, document that a special subgroup of naturally occurring bifidobacteria plays a crucial role in reducing antibiotic resistance in infants.

17 Sep 2025

New research points to global gaps in trauma care, from injury to recovery

Mortality after emergency abdominal surgery is more than three times higher in the least developed countries compared to the most developed. Yet among those who undergo surgery, injuries tend to be less severe – raising concerns that those most critically injured are not even reaching the operating theatre.

17 Sep 2025

Common bladder infection may signal urogenital cancer risk

A bout of the common bladder infection, cystitis, may signal the presence of urogenital cancers-which affect parts of the body involved in reproduction and excretion-in middle aged adults, suggests research published in the open access journal BMJ Public Health.

17 Sep 2025

Sapio Sciences introduces world’s first 3rd-generation ELN

Sapio Sciences, the science-aware™ AI lab informatics platform, today announced the launch of the world’s first 3rd-generation Electronic Lab Notebook (ELN) that thinks like a scientist, Sapio ELaiN.

From Sapio Sciences 17 Sep 2025

Study highlights critical mental health risk for eczema patients

A new international study presented today at the European Academy of Dermatology and Venereology (EADV) Congress 2025 reveals that adults with atopic eczema (AE) are significantly more likely to experience suicidal thoughts, with researchers uncovering the key factors driving this elevated risk.

17 Sep 2025

New findings show lymph nodes educate T cells to combat disease

A team of researchers, led by the Peter Doherty Institute for Infection and Immunity (Doherty Institute), explored the cellular and molecular interactions revealing how lymph nodes play a crucial role in the fight against chronic infection and cancer.

17 Sep 2025

Can changing food texture reduce how much we eat? Dutch study investigates

A new randomized controlled trial protocol from the Netherlands will test whether altering the texture, and thus the eating rate, of ultra-processed foods can reduce daily energy intake. The study will investigate how sensory properties, such as food hardness, affect metabolism, appetite, and microbiome composition.

16 Sep 2025

Two-step blood and scan strategy delivers near-perfect accuracy for early Alzheimer's signs

Plasma p-tau217 testing can help detect preclinical Alzheimer disease in cognitively unimpaired adults. Using it as a first-line screen followed by positron emission tomography or cerebrospinal fluid testing boosts accuracy, reduces false positives, and streamlines recruitment.

16 Sep 2025