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Blood-based biomarkers and the new landscape of Alzheimer’s research

For much of the past century, Alzheimer's disease has been one of medicine's most daunting frontiers—biologically complex, devastating in impact, and difficult to diagnose early.

15 Dec 2025

New initiative aims to transform care for early-onset cancer patients

More people under age 50 are developing cancer, and with that comes a shift in the model of care needed to serve this unique cancer patient population – including early access to fertility counseling, universal genomic testing to identify underlying genetic drivers, support resources to address long-term survivorship considerations, and community education regarding early detection and screening.

15 Dec 2025

Air pollution and immune changes could trigger autoimmune conditions

A new study has linked air pollution exposure and immune-system changes that often precede the onset of autoimmune diseases.

15 Dec 2025

Canada's reduced Global Fund pledge threatens health at home and abroad

Canada should rethink its reduced pledge to the Global Fund to protect the health of people in Canada as well as around the globe, argue authors in an editorial published in CMAJ.

15 Dec 2025

Metagenomics reveals overlooked viral risks in treated water

Viruses are everywhere in wastewater treatment plants, quietly interacting with bacteria as sewage is cleaned and reused.

15 Dec 2025

Inclusive swimming lessons boost safety and confidence for Black youth

Black youth in the United States disproportionately experience fatal drowning at rates up to five times higher than their White peers.

15 Dec 2025

Novel diagnostic approach enables detection of antibiotic resistance and pathogenicity in Klebsiella strains

Antibiotic resistance is one of the most pressing—and quietly advancing—challenges facing modern medicine. Among the most dangerous bacterial pathogens driving this crisis is Klebsiella pneumoniae, a microorganism capable of causing severe infections while evading both antibiotics and the human immune system.

15 Dec 2025

Climate shocks creating new pathways for disease across Africa

Climate shocks are reshaping ecosystems, creating new pathways for disease across Africa, writes Albert Ansah.

15 Dec 2025

Many parents struggle to navigate conversations about nutrition with teens

As teens gain more independence in their food choices, many parents struggle to navigate conversations about nutrition -which could be especially important during the holidays, when celebrations often center around meals.

15 Dec 2025

Study: 1 in 4 children with major trauma do not receive care in pediatric trauma centers

New research shows that 1 in 4 children with major traumatic injury do not receive care in a pediatric trauma centre, where outcomes are generally better than in adult centers.

15 Dec 2025

FDA panelists questioned antidepressants in pregnancy. But doctors call them a lifeline.

If you are pregnant or a new mother who is struggling with depression or anxiety, you can call or text the National Maternal Mental Health Hotline, 24/7: 833-TLC-MAMA (833-852-6262). Postpartum Support International can help connect you with a local mental health provider at 800-944-4773 or psidirectory.com.

15 Dec 2025

Researchers develop powerful tools for microbiome research advancement

The microscopic organisms that fill our bodies, soils, oceans and atmosphere play essential roles in human health and the planet's ecosystems. Yet even with modern DNA sequencing, figuring out what these microbes are and how they are related to one another remains extremely difficult.

13 Dec 2025

Hypertrophic chondrocytes play a crucial role in bone growth and repair

Normal, regulated growth of skeletal bones is a crucial part of the growth of mammals. This is a complex process involving the growth of cartilaginous cells or chondrocytes, their transformation into bone-building cells or osteoblasts, and the formation of new blood vessels to supply the newly formed bone tissue.

13 Dec 2025

Indoor environments expose people to a growing mix of new contaminants

Indoor dust, air and everyday products are exposing people to a growing mix of "new contaminants" inside homes, schools and workplaces, according to a new perspective published in the journal New Contaminants.

13 Dec 2025

Engineering muscle stem cells for sustainable cultured meat production

The production of cultured meat depends on the isolation, expansion, and differentiation of animal stem cells into edible tissues. Muscle stem cells, or satellite cells, are central to this process due to their ability to regenerate and form muscle fibers.

13 Dec 2025

New research reveals underestimation of food insecurity

Before you can address a problem, you need to understand its scope. That's why the United Nations developed the Integrated Food Security Phase Classification System. Aid organizations rely on analyses from this global partnership, which monitors and classifies the severity of food insecurity to help target assistance where and when it is most needed.

13 Dec 2025