Medical Xpress news

Medical Xpress / Viagra's cousin could help muscle cells stay primed for regeneration

Tadalafil is a prescription drug closely related to Viagra. It is used to treat erectile dysfunction (ED) and the urinary symptoms of an enlarged prostate. Both competitive and recreational athletes sometimes use it too, ...

9 hours ago
Medical Xpress / Tomosynthesis detects breast cancer more frequently during screening

With around 75,000 new cases per year, breast cancer is by far the most common cancer among women in Germany. Using digital breast tomosynthesis in the breast cancer screening program could prevent around a quarter of invasive ...

3 hours ago
Medical Xpress / AI chatbots may worsen symptoms in people with psychosis

Conversational AI chatbots are a relatively new technology, but they are now ubiquitous, embedded in everything from customer service platforms to personal productivity tools. Such is their rapid adoption that potential negative ...

11 hours ago
Medical Xpress / One violin lesson changes brain wave patterns as beginners learn to play

A new study using wearable brain imaging has shown what happens in the human brain when someone learns to play a musical instrument. The results revealed the patterns of brain activity that enable us to play an instrument, ...

10 hours ago
Medical Xpress / Small deep brain structure may play major role in sustaining working memory, mouse experiments suggest

Reading a sentence, following a conversation, solving a problem or deciding what to do next: all of these rely on working memory. It allows the brain to hold information in mind for a few seconds, even after the stimulus ...

8 hours ago
Medical Xpress / Detailed brain map reveals how the insula shapes bodily sensations and processes pain

Tucked deep within the human brain's lateral fissure, beneath layers of the cerebral cortex, lies the insula. It is the hub that controls sensations ranging from pain and physical touch to hunger and emotions. Yet, it remains ...

12 hours ago
Medical Xpress / Rare gene variants linked to dental differences that shape our smiles

Rare variants in a gene involved in early development have been linked to a range of dental differences in people, including missing teeth, unusual tooth shapes and teeth present at birth. By studying changes in the same ...

8 hours ago
Medical Xpress / Airborne ESKAPE pathogens at inner-city clinic resist advanced antibiotics

At a clinic in South Africa, researchers have identified airborne ESKAPE bacteria that survive most antibiotic medicines. The clinic is in a densely populated inner-city area.

7 hours ago
Medical Xpress / Added antibody step improves the reliability of Alzheimer's blood tests

Researchers at University Medicine Halle have developed a new method that could improve the reliability of blood tests for Alzheimer's disease. Current commercial tests often rely on the protein biomarker p-tau217, whose ...

9 hours ago
Medical Xpress / Watching others face danger may shape how we learn, rat experiments suggest

Much of what we know about the world comes from experiences we have never had ourselves. A child observes how a parent reacts to a situation, which influences their own future actions. Someone becomes more cautious after ...

10 hours ago
Medical Xpress / Weakened chromosome anchors may help explain age-related declines in egg quality

As many as one in six adults face fertility difficulties worldwide, research has shown, and the challenge becomes harder as they age. Starting around age 35, the risk of eggs carrying an abnormal number of chromosomes rises ...

11 hours ago
Medical Xpress / Wireless neural chip tracks brain changes in real time after Alzheimer's drug administration

A joint research team led by KAIST has used a small, implantable neural chip to wirelessly monitor real-time changes in a neurotransmitter involved in memory and learning after an Alzheimer's drug has been administered. In ...

13 hours ago