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Cannabis use during pregnancy linked to higher risk of infant complications

An updated systematic review finds that consuming cannabis while pregnant appears to increase the odds of preterm birth, low birth weight and infant death.

5 May 2025

Study reveals opposing roles of two proteins in Huntington's disease

A decade ago, University at Buffalo researchers shed some light on an enduring neuroscience mystery: How exactly does a mutated huntingtin protein (HTT) cause Huntington's disease?

5 May 2025

Gene deletion in wheat lowers allergenic proteins while maintaining bread quality

Wheat is a major source of calories, carbohydrates and protein worldwide, and its distinctive gluten proteins are what gives bread and pasta dough texture and elasticity.

5 May 2025

Ultra-processed foods increase risk of anxiety and depression, study shows

A large UK Biobank study linked ultra-processed food (UPF) consumption to increased risks of anxiety, depression, substance use disorder, and other mental health outcomes. A metabolomic signature associated with UPF intake partially mediated these relationships, especially in adults under 60.

5 May 2025

Combining vagus nerve stimulation with therapy provides lasting PTSD relief

In a first-of-its-kind clinical study, scientists at The University of Texas at Dallas and Baylor University Medical Center showed that patients with treatment-resistant PTSD were symptom-free up to six months after completing traditional therapy paired with vagus nerve stimulation (VNS).

5 May 2025

Disrupted muscle clocks linked to accelerated aging in shift workers

Muscle cells contain their own circadian clocks and disrupting them with shift work can have a profound impact on aging, according to new research.

5 May 2025

Study: Kissing after a gluten-filled snack is safe for people with celiac disease

People with celiac disease have reported anxiety about ingesting gluten through a kiss, but a new study concludes that they can indulge without worry - even if their partner just had a gluten-filled snack, according to a study to be presented today at Digestive Disease Week 2025.

5 May 2025

A decade of discovery in the science of healthy aging and human longevity

It's notable when a scientific study reaches the decade mark, but when the topic is the healthy aging of people who have lived 10 times as long, it just means there's still a lot more to learn.

5 May 2025

New rifamycin drugs fight antibiotic-resistant lung infections more effectively

Researchers have developed next-generation rifamycin analogs that effectively kill both replicating and nonreplicating Mycobacterium abscessus while minimizing drug-drug interactions. Lead candidates UMN-120 and UMN-121 showed superior efficacy to current treatments in mouse models and retained potency against M. tuberculosis.

5 May 2025

Growing up poor leaves lasting health scars, researchers find

A large cross-national study across 29 high-income countries found that childhood poverty significantly increases the risk of frailty in older age. The association persists even after accounting for education, wealth, and other life-course factors.

5 May 2025

Scientists use AI to build mutation-proof antibodies for SARS-CoV-2

Researchers used AI models to design antibodies that neutralize over 1,300 SARS-CoV-2 strains, including Delta and Omicron. The models demonstrated faster, cheaper, and more adaptable therapeutic development compared to traditional methods.

5 May 2025

Want to eat slower? Pick meals that need chopsticks, not hands

A new study from Japan reveals that eating meals like bento boxes—rather than pizza—can slow down eating and boost chewing, regardless of whether vegetables come first or last. It's not the order, but the kind of food, that matters.

5 May 2025

Women face higher depression risk from unhealthy food

A cross-sectional study of over 15,000 adults across multiple countries found that ultra-processed food (UPF) consumption was linked to higher odds of depression, especially in women across all age groups. Healthy dietary patterns were protective in women aged 18–54, but showed no benefit for men.

5 May 2025

UVA findings hold promise for developing targeted treatments for Long COVID lung complications

Groundbreaking research from the University of Virginia School of Medicine has revealed crucial new insights into the immune systems of COVID-19 survivors, particularly those struggling with persistent breathing issues.

5 May 2025

TM6SF2 gut-specific knockout aggravates liver lipid accumulation in MASLD mice

Metabolic dysfunction-associated steatotic liver disease (MASLD), is the most common form of chronic liver disease worldwide. This study aimed to explore the role of TM6SF2 in high-fat diet (HFD)-induced MASLD through the gut-liver axis.

5 May 2025

Happiness can be shaped by external circumstances or internal states

What is the secret to happiness? Does happiness come from within, or is it shaped by external influences such as our jobs, health, relationships and material circumstances? A new study published in Nature Human Behaviour shows that happiness can come from either within or from external influences, from both, or neither – and which is true differs across people.

5 May 2025

Asthma-related emergency visits increase during wildfire smoke events in Ontario

New research in CMAJ (Canadian Medical Association Journal) https://www.cmaj.ca/lookup/doi/10.1503/cmaj.241506 found an increase in asthma-related emergency department (ED) visits across Ontario following heavy smoke in early June 2023.

5 May 2025

Boosting glucose metabolism in glial cells reduces neurodegeneration in fruit flies

Researchers from Tokyo Metropolitan University have discovered that impaired glucose metabolism in glial cells, a type of cell in our nervous system, plays a key role in the degeneration caused by Alzheimer's disease.

5 May 2025

Anal cancer rates increasing among older white and Hispanic women in the U.S.

Anal cancer has been steadily increasing in the United States, with the biggest jumps among older women, especially white and Hispanic women - a shift that challenges assumptions about high-risk groups and who should be screened, according to a study to be presented today at Digestive Disease Week 2025.

5 May 2025

Early detection of stomach cancer shows major progress

Stomach cancers are increasingly being diagnosed at less advanced, more treatable stages - a shift that marks major progress in detecting one of the deadliest forms of cancer, according to a study to be presented today at Digestive Disease Week 2025.

5 May 2025