Medical Xpress news

Medical Xpress / People say they would not want to test embryos for traits like low IQ. But if given the information, they act on it

A study of more than 2,000 people in the United States and China finds that the line between medical and nonmedical traits, which underpins rules on embryo testing in most countries, does not match public preferences.

Aug 26, 2026
Medical Xpress / Experimental Zika vaccine reveals T cells can drive protection without antibodies

Zika virus has been spreading for decades, but it first grabbed worldwide headlines in 2016. That February, with an outbreak sweeping the Americas, the World Health Organization (WHO) declared the surge in Zika-linked birth ...

Aug 26, 2026
Medical Xpress / Move over, lycopene. Tomatoes' secret sauce may be phytoene

New study suggests a lesser-known compound in tomatoes may help protect against fatty liver disease, which affects more than 1 in 3 American adults

Aug 26, 2026
Medical Xpress / A rogue neuronal signal may lie at the root of Alzheimer's disease

What if amyloid plaques are not the whole story of Alzheimer's disease? New research suggests that a broad range of Alzheimer's pathologies may be orchestrated by a molecular switch called ERBB4 when it turns on in the wrong ...

Aug 26, 2026
Medical Xpress / Why men can struggle with weight-loss initiatives

A new study has identified why many men struggle with weight loss, finding that traditional diet programs are often perceived as too restrictive and primarily aimed at women. The research, published in PLOS One and led by ...

Aug 26, 2026
Medical Xpress / Immune responses to urinary tract infection linked to birth outcomes

A study published in Science Translational Medicine shows that the increased risk of preterm birth associated with urinary tract infection (UTI) is linked to the body's immune response to the infection rather than to the ...

Aug 26, 2026
Medical Xpress / Dementia with Lewy bodies: Why are some brain regions more affected than others?

Dementia with Lewy bodies is one of the most common forms of dementia in older adults, after Alzheimer's disease. It takes its name from "Lewy bodies," abnormal clumps of a protein called alpha-synuclein, first identified ...

Aug 26, 2026
Medical Xpress / How mutation disrupts cell development, driving region-specific brain tumors

Scientists at St. Jude Children's Research Hospital have shown that specific brain cells respond differently to H3.3 K27M, a mutation in the histone H3.3 protein that drives many cases of diffuse midline glioma (DMG), depending ...

Aug 26, 2026
Medical Xpress / Largest known living-eye cone cell database maps differences by age, sex and retinal location

National Eye Institute researchers have created the largest known database providing a reference for the size of individual cone photoreceptors, the cells in the retina responsible for color vision, across the lifespan. This ...

Aug 26, 2026
Medical Xpress / Maternity care improvements linked to fewer stillbirths and newborn deaths in sub-Saharan Africa

A combination of training, quality improvement and leadership support in hospitals across four countries in sub-Saharan Africa is linked to fewer stillbirths and deaths among newborns during the first 24 hours of life, according ...

Aug 26, 2026
Medical Xpress / Heart capillaries may build natural bypasses for blood flow after heart attacks

The heart powers a busy highway of arteries and vessels, providing a constant to-and-fro passage for blood. During a heart attack, this passage becomes blocked, usually when a blood clot forms on plaque in a coronary artery ...

Aug 25, 2026
Medical Xpress / Internal body awareness does not predict mental health, study finds

The human brain continuously receives information from inside the body that helps detect physical needs and emotional states, such as a racing heartbeat, shortness of breath, hunger, thirst, pain and body temperature. Its ...

Aug 25, 2026