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Study finds sharp rise in long-term antidepressant use among young Australians

Long-term antidepressant use in Australia has risen steadily over the past decade, with the largest increase seen in young people aged 10-24, where rates have more than doubled.

2 Dec 2025

Cocktail of three supplements improves social behaviors in autistic mice

Researchers led by Tzyy-Nan Huang and Ming-Hui Lin from Academia Sinica in Taiwan report that a low-dose mixture of zinc, serine, and branch-chain amino acids can alleviate behavioral deficits in three different mouse models of autism.

2 Dec 2025

Shingles vaccine may benefit individuals already diagnosed with dementia, new study finds

An unusual public health policy in Wales may have produced the strongest evidence yet that a vaccine can reduce the risk of dementia.

2 Dec 2025

Rising complexity in pediatric hospitalizations highlights urgent workforce and policy needs

A new national analysis shows that over the past two decades, inpatient care for children with complex chronic conditions (CCCs) has become far more intensive-and is now overwhelmingly concentrated in urban teaching children's hospitals.

2 Dec 2025

New study reveals how brain biology shapes thought and behavior

A new study from experts with Georgia State University has achieved a long-standing goal in neuroscience: showing how the brain's smallest components build the systems that shape thought, emotion and behavior.

2 Dec 2025

Lack of dietary iron weakens immune response in the lungs

Researchers at Columbia University have found that a lack of dietary iron early in life can prevent immune cells in the lung from making a key protein that helps fight viral infections, even after iron levels are restored.

2 Dec 2025

Pre-workout supplement use linked to dangerously short sleep in young people

A new study from the Canadian Study of Adolescent Behaviors reveals that adolescents and young adults who use pre-workout dietary supplements, such as Bang!, Jack3D, and C4, are significantly more likely to report dangerously short sleep durations.

2 Dec 2025

Common nerve pain drugs may set off prescribing cascades in older patients

Clinicians may fail to recognize common side effects of drugs like gabapentin - which are frequently prescribed for nerve pain - leading them to prescribe unnecessary medications that cause yet more side effects.

2 Dec 2025

Pneumococcal vaccination lowers antibiotic-resistant bacteria in children

Children in Guatemala who received a common vaccine that helps prevent pneumonia were less likely to carry antibiotic-resistant bacteria, according to a new study led by Washington State University researchers.

2 Dec 2025

Obesity-driven estrone emerges as a key driver of deadly postmenopausal breast cancer

A new analysis of research into the most common type of breast cancer has zeroed in on an overlooked hormone that may be responsible for the increased risk of breast cancer death in post-menopausal women with obesity.

2 Dec 2025

How tick saliva reprograms the skin’s immune defenses

A research team led by the Medical University of Vienna has gained new insights into how ticks influence the human immune system in order to introduce pathogens.

2 Dec 2025

AR3-based optogenetic strategy shows high efficacy in inducing apoptosis and antitumor effects

One of the hallmarks of cancer cells is their ability to evade apoptosis, or programmed cell death, through changes in protein expression.

2 Dec 2025

Untreated restless legs syndrome may increase Parkinson's disease risk

Restless legs syndrome (RLS) is a common neurological sleep disorder characterized by an uncontrollable urge to move the legs, often worsening at night.

2 Dec 2025

Alzheimer's disease blood biomarkers increase up to 95% faster in obese individuals

Researchers have conducted the first study evaluating the impact of obesity on Alzheimer's disease blood biomarkers (BBMs).

2 Dec 2025

Medical humanities can illuminate the root causes of health disparities, study shows

A new study analyzing dozens of published papers over five decades focusing on health care disparities in Washington, DC, found that those that employed medical humanities approaches identified crucial barriers and opportunities for intervention that quantitative studies often miss.

2 Dec 2025

Nasal bacteria influence Staphylococcus aureus colonization

People who persistently carry Staphylococcus aureus (S. aureus) in their nose have fewer species of other bacteria, while certain bacteria may help to prevent S. aureus colonisation.

2 Dec 2025

Study finds measurable influence of living environment on body weight

A Curtin University-led study has found that where Australians live has a measurable influence on their body weight, with local food environments and neighbourhood design playing a big part in shaping health outcomes.

2 Dec 2025

New technique overcomes technological barrier in 3D brain imaging

Scientists at the Swiss Light Source SLS have succeeded in mapping a piece of brain tissue in 3D at unprecedented resolution using X-rays, non-destructively. The breakthrough overcomes a long-standing technological barrier that had limited the use of X-rays for such studies.

2 Dec 2025

Asian IBD patients show lower PSC prevalence and better clinical outcomes

Primary sclerosing cholangitis (PSC) is a chronic, progressive inflammatory disease characterized by fibrosis and bile duct stricturing, which ultimately leads to cirrhosis and liver failure. PSC is strongly associated with both types of inflammatory bowel disease (IBD), namely, ulcerative colitis and Crohn's disease.

2 Dec 2025

International collaboration develops STREAMS to standardize microbiome data

Microbiomes, the communities of microorganisms that live in and around us, play a vital role in everything from human health to soil fertility and climate regulation. But studying these tiny life forms, especially outside the human body, presents a major challenge: how do scientists share complex data across such a wide range of environments and disciplines?

2 Dec 2025