Medical Xpress news

Medical Xpress / Neuroinflammation triggers autism-like regression in mouse model

Autism spectrum disorder (ASD) is a neurodevelopmental condition estimated to affect approximately 1 in 100 children worldwide. This condition is characterized by differences in how people communicate and interact with others, ...

Apr 13, 2026
Medical Xpress / Fluoride and kids' IQ: What a decades-long analysis shows

Fluoride is a naturally occurring mineral that has been shown to strengthen teeth and reduce cavities. Many municipalities add fluoride to their drinking water—a process called community water fluoridation—as a public health ...

Apr 13, 2026
Medical Xpress / A complete rethinking of how our brains use categories to make sense of the world

Challenging the classic view, two cognitive scientists argue in a new review that categorization is not a late, specialized stage of sensory processing. Instead, it is a core function operating at every level, anticipating ...

Apr 13, 2026
Medical Xpress / Low-frequency wireless sensor tracks artery stiffening in real time with less interference

Wireless sensors used in wearable smart devices and medical equipment must be capable of detecting minute changes while maintaining high operational stability. However, existing technologies often utilize excessively high ...

Apr 13, 2026
Medical Xpress / Norway's 'Oslo patient' reaches HIV remission after rare stem cell transplant donated by brother

A Norwegian man has been effectively cured of HIV after receiving a stem cell transplant from his brother, doctors announced on Monday.

Apr 13, 2026
Medical Xpress / Radiation may spark tissue changes that help triple-negative breast cancer return

While radiation therapy is an effective tool to destroy cancer cells, a new study from Vanderbilt researchers suggests that in an aggressive form of breast cancer, it may also trigger a protective cellular response that may ...

Apr 13, 2026
Medical Xpress / Researchers demonstrate drug's effectiveness in drawing out dormant HIV from immune cells

Human immunodeficiency virus-1 (HIV) is one of the most challenging viruses for doctors to treat. Even with effective antiretroviral therapy, immune cells infected with HIV can hide and lie inactive in certain areas of the ...

Apr 13, 2026
Medical Xpress / Weight gain in your 20s may matter most: Why the health impact can last decades

In a study involving over 600,000 people, researchers at Lund University in Sweden have investigated how changes in weight between the ages of 17 and 60 are linked to the risk of dying from various diseases. The results show ...

Apr 13, 2026
Medical Xpress / Despite FDA rule change, few retail pharmacies dispense mifepristone

Just a fraction of prescriptions for the abortion pill mifepristone were filled at brick-and-mortar retail pharmacies after federal drug regulators lifted longstanding dispensing limits, according to a new USC study in JAMA. ...

Apr 13, 2026
Medical Xpress / AI remains lacking in clinical reasoning abilities, according to study of 21 large language models

Despite increasing use of artificial intelligence (AI) in health care, a new study led by Mass General Brigham researchers from the MESH Incubator shows that generative AI models continue to fall short in their clinical reasoning ...

Apr 13, 2026
Medical Xpress / Genetic risk for type 1 diabetes extends to brain cells, study finds

Type 1 diabetes is an autoimmune condition in which the body attacks its own insulin-producing cells in the pancreas. Some individuals with type 1 diabetes experience cognitive differences, sometimes described as "brain fog," ...

Apr 13, 2026
Medical Xpress / Why some vaccine side effects may be avoidable without weakening protection

Vaccines play a critical role in preventing infectious diseases, but their success often depends on adjuvants—substances that enhance immune responses. While these compounds improve vaccine effectiveness, they can also trigger ...

Apr 13, 2026