Medical Xpress news

Medical Xpress / Mini brain-like structures grown in lab may help scientists treat, diagnose and stage Alzheimer's disease

Scientists from Johns Hopkins Medicine report new evidence that clusters of brain tissue derived from the cells of patients with Alzheimer's disease may be used to evaluate how certain patients with the neurodegenerative ...

2 hours ago
Medical Xpress / Washington expands hepatitis C testing, cutting per-patient costs by more than 45%

It took less than 22 years after the discovery of the hepatitis C virus (HCV) for a fast-acting, highly effective treatment to become available. Modern drugs are more than 95% effective at curing hepatitis C infection, yet ...

1 hour ago
Medical Xpress / Physicists refute famous 2025 study claiming daylight saving time poses severe health risks

In 2025, Lara Weed and Jamie M. Zeitzer of Stanford University published an article linking the practice of seasonal time changes (Daylight Saving Time) to negative health outcomes, ranging from acute symptoms (heart attacks ...

5 hours ago
Medical Xpress / Implanted nerve stimulation for obstructive sleep apnea found to be safe and effective

A randomized controlled trial evaluating the safety and efficacy of proximal hypoglossal nerve stimulation, or pHGNS, (an implanted stimulation therapy targeting specific sectors of nerves in the tongue) for obstructive sleep ...

2 hours ago
Medical Xpress / Student mental health trial finds conversational AI better than group therapy for anxiety

Over a billion people in the world are living with some form of mental crisis, and the numbers aren't seeing a downward trend. It is all hands on deck to find potential ways to address the rising public health concern. A ...

9 hours ago
Medical Xpress / Daytime napping patterns may reveal hidden health decline in older adults

New research reveals that as people age, naps may be an easily trackable warning sign of underlying conditions or declining health. A new study by investigators from Mass General Brigham and Rush University Medical Center ...

8 hours ago
Medical Xpress / Millions of US birth records uncover an autism risk surge tied to common drugs taken during pregnancy

A landmark study led by researchers at the University of Nebraska Medical Center (UNMC) and published in Molecular Psychiatry has identified a significant association between prenatal prescription of commonly utilized medications ...

10 hours ago
Medical Xpress / Having more kids associated with reduced risk of stroke and brain damage

While some say having lots of kids can make you lose your faculties, a new study suggests otherwise. Research co-led by UT Health San Antonio, the academic health center of The University of Texas at San Antonio, associates ...

7 hours ago
Medical Xpress / Melatonin appears to promote sleep by reducing visual sensitivity, zebrafish study suggests

Melatonin is a naturally produced molecule that has long been suspected to play a role in healthy sleep, but it has been unclear how it does so. Now, Caltech researchers have discovered a mechanism through which melatonin ...

6 hours ago
Medical Xpress / Bowel cancer immunotherapy clinical trial follow-up shows zero relapses

Patients with a specific type of bowel cancer who were treated with a short course of immunotherapy before surgery instead of post-op chemotherapy have remained cancer-free after almost three years of follow-up, according ...

2 hours ago
Medical Xpress / One exam for the whole retina can mean fewer settings, fewer complications and more information

The more precisely we want to examine the human retina, the more clearly one of the fundamental limits of physics becomes apparent. In cellular-resolution eye imaging, the same tradeoff has applied for years—tiny structures ...

3 hours ago
Medical Xpress / A newly uncovered gene switch rewires infant heart cells and opens a treatment path for a deadly disease

Researchers from the Keck School of Medicine of USC have made an important advance toward understanding—and potentially treating—a rare cardiomyopathy (heart muscle disease) that is present from birth. The condition, known ...

7 hours ago