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Gut bacteria produce immune-boosting compounds in response to tetracyclines

The microbes inside our bodies not only help break down food but also impact our health. Yet their precise influence is not always understood, especially in the presence of prescription drugs.

3 Dec 2025

Scientists reveal new mechanisms of electrical oscillations in neurons

Researchers at UT San Antonio have uncovered new details about electrical signals happening within nerve cells, deepening scientists' understanding of the brain.

3 Dec 2025

Study finds link between Pg-induced periapical disease and systemic metabolic dysfunction

New study examines the oral pathogen Porphyromonas gingivalis (Pg) and suggests its influence may extend beyond dental tissues.

3 Dec 2025

Parental permissiveness may influence binge drinking among college students

College students who binge drink may be acting on influences they brought from home, a new Washington State University-led study suggests.

3 Dec 2025

Breast cancer reshapes lymphatic vessels to support its spread

Breast cancer is able to modify the lymphatic vessels through which it travels to the draining lymph nodes. From there, it can then spread to other parts of the body.

3 Dec 2025

Human 3D brain model helps uncover mechanisms of preterm cerebral hemorrhage

In an article published in Advanced Science, the researchers identify how neural stem cells in preterm infants are injured following cerebral hemorrhage.

3 Dec 2025

Human gene maps show widespread gaps in non-European representation

Human gene maps contain major blind spots because they were built largely from the DNA sequences of people with European ancestry, according to a study published today in Nature Communications.

3 Dec 2025

Medical cannabis evidence falls short for most conditions

Medical cannabis lacks adequate scientific backing for most of the conditions it is commonly used to treat, including chronic pain, anxiety and insomnia, according to a comprehensive review led by UCLA Health.

3 Dec 2025

Recurrent strokes can be avoided with optimal prevention and follow-up

Patients who have had a stroke are prescribed medication to prevent new strokes. Nevertheless, fewer than half achieve the optimal treatment targets.

3 Dec 2025

How anger and injustice shape the course of chronic pain

We all know stress can worsen pain, but new research shows that anger and a sense of injustice may be even more powerful triggers. In a study of more than 700 people living with chronic pain, researchers uncovered four distinct "anger profiles" that help explain why some patients hurt more, and longer, than others.

3 Dec 2025

Accessible parks, not just greenery, can increase everyday physical activity

The health benefits of nature are well-known, but its role in encouraging day-to-day physical activity across different regions and demographics has been less clear.

3 Dec 2025

Understanding why simple images feel more aesthetically pleasing

Humans may find images that take less energy to process aesthetically pleasing, suggesting that our attraction to beauty is at least partially an energy conservation strategy.

3 Dec 2025

Mindfulness can help reduce problematic smartphone use

With more than four billion people around the globe owning a smartphone, researchers are now looking at ways to reduce a growing public health concern-problematic smartphone use.

3 Dec 2025

Insect flour could boost gut health and cut environmental impact

Chitin-rich insect flours show promise as functional foods, boosting beneficial gut bacteria while addressing allergenicity and consumer trust issues.

3 Dec 2025

Tai chi proves as effective as CBT for long-term insomnia relief

Researchers compare the efficacy of Tai chi with cognitive behavioral therapy for the treatment of chronic insomnia.

3 Dec 2025

New rapid PCR method detects Salmonella in food within hours

Researchers develop a molecular testing-based fast-throughput method for the rapid and early detection of Salmonella contamination in various food products.

3 Dec 2025

11 genetic loci that shape impulsive decision-making

Researchers identify distinct genetic loci involved in delay discounting and how these variants are involved in physical and psychiatric health outcomes.

3 Dec 2025

Microbial warning signs that predict death risk in severe pneumonia

Researchers examine the gut and lung microbiota of severe community-acquired pneumonia patients.

3 Dec 2025

No clear link between paracetamol use in pregnancy and autism or ADHD

Maternal paracetamol use during pregnancy shows weak links to autism and ADHD, with family factors playing a more significant role, offering reassurance.

3 Dec 2025