Medical Xpress news

Medical Xpress / Brain scans suggest nature exposure may boost mood and cut negative feelings

You probably heard it from your mom a thousand times—fresh air and sunshine; it's the cure for most anything. Now scientists at the University of Houston concur, measuring the impact of mother's advice on Mother Nature ...

54 minutes ago
Medical Xpress / Short-lived fish offer new insights into the aging immune system

Our immune system protects the body from infections and harmful changes throughout our lives. However, it loses its effectiveness with age, resulting in an increased risk of disease. But what happens when the immune system ...

1 hour ago
Medical Xpress / New research suggests FDA should consider redesign of proposed nutrition labels

Packaged foods offer convenience for families and individuals, but they can be a major source of saturated fat, sodium and added sugars, which when consumed in excess contribute to chronic disease. To help people build healthier ...

2 hours ago
Medical Xpress / Creating 'humble' medical AI systems that are more collaborative and forthcoming

Artificial intelligence holds promise for helping doctors diagnose patients and personalize treatment options. However, an international group of scientists led by MIT cautions that AI systems, as currently designed, carry ...

6 hours ago
Medical Xpress / Previously unrecognized immune response could enhance defense against cancer

In a paradigm-breaking study, researchers have discovered a novel way the immune system, specifically T cells, attack their target cells, reshaping long-held assumptions in immunology and demonstrating direct implications ...

6 hours ago
Medical Xpress / Scientists discover new genetic disease that causes premature aging and cognitive deficits

Scientists at Sanford Burnham Prebys Medical Discovery Institute and an international team of collaborators have defined a new genetic disease marked by premature aging and deficits in brain function. The researchers have ...

5 hours ago
Medical Xpress / Ultra-high-resolution MRI powers the most complete brain structural atlas yet

An international team led by the ITACA Institute at the Universitat Politècnica de València (UPV) has developed one of the most comprehensive and detailed structural atlases of the human brain to date. Known as HoliAtlas, ...

8 hours ago
Medical Xpress / A protein may help revive exhausted T cells in cancer immunotherapy

Immunotherapy has been one of the most transformative treatments for cancer patients in recent decades, shifting the emphasis from the broad-spectrum approach of chemotherapy to prompting the immune system's boldest warriors—its ...

14 hours ago
Medical Xpress / Cerebrospinal fluid biomarker improves diagnosis of Parkinson's disease and Lewy body dementia

An international consortium has achieved a major breakthrough in the diagnosis of neurological diseases. In a recent publication in the journal Nature Medicine, they describe the discovery of a new quantitative biomarker ...

7 hours ago
Medical Xpress / Vivid dreaming makes sleep feel deeper, researchers discover

Researchers led by Guilio Bernardi at the IMT School for Advanced Studies Lucca in Italy have discovered a key relationship between dreaming and the feeling of having had a good night's sleep. Published in PLOS Biology, the ...

8 hours ago
Medical Xpress / Local immune cell coordination in the lung reveals a new layer of defense

When a virus enters the lungs, the immune system has to react fast. The lung maintains its own community of immune cells capable of mounting a local defense on the spot. Researchers from the University of Basel now describe ...

7 hours ago
Medical Xpress / Severe infections may raise dementia risk

Severe infections increase the risk of dementia independently of other coexisting illnesses, according to a new study published in the open-access journal PLOS Medicine by Pyry Sipilä of the University of Helsinki, Finland, ...

8 hours ago