Medical Xpress news

Medical Xpress / Redheads face impaired wound healing: MC1R dysregulation to blame, but a new treatment might help

Chronic wounds (CWs), like diabetic ulcers or pressure sores, are a major health care challenge, especially in the elderly. These wounds, marked by persistent inflammation, often lead to infection and poor patient outcomes. ...

Nov 20, 2025 in Genetics
Medical Xpress / Nighttime phone use linked to higher levels of suicidal thoughts in high-risk adults

Patterns of smartphone use and their impact on mental health are being extensively studied due to the growing dependence of the device in people's lives.

Nov 20, 2025 in Psychology & Psychiatry
Medical Xpress / Cerebrospinal fluid motion in the brain captured in remarkable detail

Cerebrospinal fluid (CSF) is a clear and watery liquid that flows in and around the brain and spinal cord. Its functions include protecting parts of the nervous system, delivering nutrients and removing metabolic waste.

Nov 20, 2025 in Neuroscience
Medical Xpress / Aging alters the protein landscape in the brain—diet can counteract it, say researchers

As we age, the composition and function of proteins in the brain change, affecting how well our brain performs later in life—influencing memory, responsiveness, and the risk of neurodegenerative diseases.

Nov 20, 2025 in Neuroscience
Medical Xpress / Depression tied to immune system imbalance, not just brain chemistry

Major depressive disorder (MDD) is characterized by a lowered mood and loss of interest, contributing not only to difficulties in academic and professional life but also as a major cause of suicide in South Korea. However, ...

Nov 20, 2025 in Psychology & Psychiatry
Medical Xpress / Underlying cause of Gulf War illness confirmed

Dysfunctional mitochondria, organelles that serve as cellular power generators, appear to cause the symptoms of Gulf War illness (GWI) among tens of thousands of veterans of the Persian Gulf War, UT Southwestern Medical Center ...

Medical Xpress / Cancer cells have backup metabolic pathway to keep building DNA when blocked, study finds

Northwestern Medicine scientists have uncovered a surprising link between a tiny cellular engine and the way cancer cells build the DNA they need to proliferate, according to a new study published in Molecular Cell.

Nov 20, 2025 in Oncology & Cancer
Medical Xpress / RNA editing study finds many ways for neurons to diversify

All starting from the same DNA, neurons ultimately take on individual characteristics in the brain and body. Differences in which genes they transcribe into RNA help determine which type of neuron they become, and from there, ...

Nov 20, 2025 in Genetics
Medical Xpress / Daily pill helps people lose 10% of weight in 18 months, study finds

A daily pill that is cheaper and easier to take than currently available weight loss drugs helps people lose around a tenth of their body weight over nearly 18 months, a study said Thursday.

Nov 20, 2025 in Medications
Medical Xpress / Why a foreign language sounds like a blur to non-native ears

Why is it so easy to hear individual words in your native language, but in a foreign language they run together in one long stream of sound?

Nov 20, 2025 in Neuroscience
Medical Xpress / Discovering America's 'epilepsy belt': Study reveals US regions with high epilepsy rates

A first-of-its-kind nationwide study has mapped epilepsy incidence rates among older adults in the United States and identified key social and environmental factors associated with the neurological condition.

Nov 20, 2025 in Neuroscience
Medical Xpress / New on-switch for pain signaling pathway could lead to safer treatment and relief

Researchers at Tulane University, with a team of colleagues from eight other universities, have discovered a new nerve cell signaling mechanism that could transform our understanding of pain and lead to safer, more effective ...

Nov 20, 2025 in Medical research