Medical Xpress news

Medical Xpress / Your dominant hand is made, not born, experiments suggest

Most people favor one hand, and that hand tends to be the better one for writing, throwing and managing chopsticks. The long-standing view is that the dominant hand is "born" more capable, its skills rooted in a brain hemisphere ...

Jul 1, 2026
Medical Xpress / Faulty calcium signaling may drive dry mouth in Down syndrome, raising gum disease risk

Researchers at NYU College of Dentistry have uncovered what may be biologically driving oral health issues unique to Down syndrome. Their study, published in Cell Reports, describes a molecular mechanism—a defect in calcium ...

Jul 1, 2026
Medical Xpress / TROP2 marks relapse-driving colorectal cancer cells and opens path to targeted treatment

A team led by researchers from the German Cancer Research Center (DKFZ) and the HI-STEM Stem Cell Institute has discovered a promising new approach to treating advanced colorectal cancer. The study, published in Nature, identifies ...

Jul 1, 2026
Medical Xpress / Neurobiologists improve symptoms of Huntington's disease with targeted brain stimulation in mice

Huntington's disease is a devastating brain disorder in which decaying nerve cells lead to progressively worsening cognitive and movement abilities. While the genetic mutation responsible for the condition is well known, ...

Jul 1, 2026
Medical Xpress / COVID-19 vaccine boosters may help protect against future animal coronaviruses, research suggests

COVID-19 vaccine boosters not only protect against SARS-CoV-2—the virus behind the most recent pandemic—but may also help protect against some future coronaviruses that risk spreading from animals to humans, Cambridge researchers ...

Jul 1, 2026
Medical Xpress / Genetic differences affecting toddler activity levels are also associated with ADHD

A toddler's activity levels are influenced by genetic differences, with some of the same genetic markers also linked to attention-deficit/hyperactivity disorder (ADHD), according to new research from the University of Surrey. ...

Jul 1, 2026
Medical Xpress / Bacteria's 'mix-and-match' code could create new cancer-fighting drugs

A team of researchers at the University of Warwick and Monash University has solved a puzzle that has stumped drug developers for decades: how bacteria naturally create multiple versions of powerful cancer therapies. The ...

Jul 1, 2026
Medical Xpress / Could creatine help depression? What five clinical trials show so far

Could the same supplement many people take to build muscle also help treat depression?

Jul 1, 2026
Medical Xpress / Digital mindfulness intervention beneficial for late-life depression

A digital mindfulness intervention with electroencephalogram (EEG) feedback—the FocusZen Mindfulness Stress Reduction System—reduces depression, anxiety, and sleep symptoms among participants with late-life depression (LLD), ...

Jul 1, 2026
Medical Xpress / Psychedelics not yet ready for clinical use in ADHD treatment, study finds

In recent years, there has been growing interest among adults with ADHD in the practice of microdosing classic psychedelics such as psilocybin and LSD. The internet is full of personal accounts describing improved concentration, ...

Jul 1, 2026
Medical Xpress / Heart risk markers in adults over 40 with obesity increasingly converge with normal BMI levels

Over the last three decades, differences in unhealthy cholesterol levels and blood pressure between older adults with obesity and those with a normal body mass index (BMI) have narrowed or disappeared in several high-income ...

Jul 1, 2026
Medical Xpress / Voice changes measured with a mobile phone can signal a flare up in asthma or COPD

Voice changes, which can be recorded and measured with a mobile phone app, can signal a flare-up in symptoms for people with asthma or chronic obstructive pulmonary disease (COPD), according to a study published in ERJ Open ...

Jul 1, 2026