Medical Xpress news

Medical Xpress / Cause or effect? Study answers question about gene linked with colorectal cancer

A new study has answered a question that has puzzled cancer researchers for decades: Does a genetic defect found in nearly all human colorectal cancers simply accompany the disease, or does it trigger its development? A team ...

22 hours ago
Medical Xpress / Planning a pregnancy? Study suggests antibiotic timing may affect mental well-being

Perinatal depression, which occurs during pregnancy or in the period after childbirth, is one of the most common mental health conditions experienced by women. The condition affects the well-being of the mother during both ...

23 hours ago
Medical Xpress / Genetic overlap between several mental health disorders could help predict vulnerability

Psychiatric disorders, such as bipolar disorder (BD), major depressive disorder (MDD), schizophrenia and anxiety disorders, adversely affect the daily functioning and well-being of millions of people worldwide. Understanding ...

Apr 1, 2026
Medical Xpress / Discontinued childhood growth hormone treatment linked to rare cases of Alzheimer's

Alzheimer's disease (AD) is a neurodegenerative disorder that takes away a person's memory, thinking skills, and eventually the ability to perform basic tasks. A recent study has provided further evidence that the disease ...

Apr 1, 2026
Medical Xpress / How T cells amplify signals: New study reveals key molecular switch

Signaling is fundamental to how cells sense and respond to their environment—but in immune cells, those signals must be precisely amplified to mount an effective defense against invasive threats. New research by immunologists ...

Apr 1, 2026
Medical Xpress / Low-dose leukemia drug can clear senescent fat cells and cut inflammation

In collaboration with researchers in South Korea, a team from The Hospital for Sick Children (SickKids) has discovered a promising therapeutic target in fat tissue that improves cellular function, reduces inflammation, and ...

Apr 1, 2026
Medical Xpress / Therapeutic, nasally delivered DNA vaccine fuses two genes to help fight tuberculosis

In a paper published in the Journal of Clinical Investigation, a research team at Johns Hopkins Medicine and the Johns Hopkins Bloomberg School of Public Health reports developing a therapeutic intranasal (nose-delivered) ...

Apr 1, 2026
Medical Xpress / Small molecule could slow or stop progress of Parkinson's disease and related brain disorders, not just treat symptoms

A team of researchers from NYU Abu Dhabi and the University of Denver has identified a promising small molecule that could help slow or halt the progression of serious brain diseases such as Parkinson's disease, offering ...

Apr 1, 2026
Medical Xpress / Shortage of synapses predicts severity of cognitive impairment in schizophrenia, study reveals

Schizophrenia is a severe mental disorder affecting about 1% of the population worldwide, and is notoriously difficult to treat. Current treatments successfully target the disorder's positive symptoms, such as hallucinations ...

Apr 1, 2026
Medical Xpress / Newly identified chronic pain circuit offers pathways to new treatments

A new map of a brain circuit specific to chronic pain suggests a promising route to treatment for the roughly 60 million Americans living with persistent pain, according to a study published in Nature. The study showed that ...

Apr 1, 2026
Medical Xpress / Heat-activated skin patch can kill melanoma cells without surgery

Melanoma is a deadly form of skin cancer that is typically removed surgically. Now, researchers publishing in ACS Nano report they have developed a potential noninvasive treatment for melanoma in the form of a stretchy, heat-activated ...

Apr 1, 2026
Medical Xpress / Urban vs. rural exercise habits: Why walking dominates, yet many miss activity targets

In a recent study of U.S. adults, walking was—by far—the most popular leisure-time physical activity, while rural residents also enjoyed gardening, hunting and fishing, and urban residents more commonly reported running, ...

Apr 1, 2026