Medical Xpress news
Medical Xpress / Scientists uncover how physical activity may help protect older adults against cancer
Duke-NUS scientists have discovered that aging muscle may contribute to cancer growth by releasing fewer extracellular vesicles, tiny particles that cells use to communicate with one another. Their study also found that the ...
Medical Xpress / How a flash of light could help the brain learn new skills
A new University of Otago—Ōtākou Whakaihu Waka-led study has put its own spin on Pavlov's dog experiment, shining a light on how our brain learns new things. The study, "The superior colliculus gates dopamine responses to ...
Medical Xpress / Strength training linked to lower heart disease risk in women
Women who lift weights may have a lower risk of major heart disease, especially when combined with aerobic exercise, according to a new study published in JACC. Findings show that heart health is better understood by looking ...
Medical Xpress / Antisocial behavior in young people linked to changes throughout the brain
Conduct problems—including persistent rule-breaking, aggression, irritability and difficulty following school rules—are associated with small but widespread differences in brain structure, according to a major international ...
Medical Xpress / An experimental molecule 'reprograms' the brain's defenses against Alzheimer's disease
A team has identified an experimental molecule capable of "reprogramming" the brain's immune cells to restore part of their protective function against Alzheimer's disease. The study, published in the journal Cell Death and ...
Medical Xpress / Can't stick to a diet? Try intermittent fasting for weight loss
Yo-yo dieters who struggle to lose weight and keep it off may achieve better results by following an intermittent fasting diet, rather than traditional calorie counting. An Adelaide University study focusing on the psychological ...
Medical Xpress / Scientists engineer personalized cartilage graft for infants with life-threatening airway narrowing
A study led by researchers at Children's Hospital of Philadelphia (CHOP) demonstrates a new method of using decellularized cartilage with patient-specific cells to help enlarge pediatric airways narrowed as a result of severe ...
Medical Xpress / How intermittent fasting may shield the brain from chronic stress
Chronic stress, the prolonged exposure to psychological and/or physical strain, is known to be a risk factor for depression, anxiety and some other psychiatric disorders. Past studies suggest that chronic stress disrupts ...
Medical Xpress / Kidney healing improves after protein blockade, with less scarring and faster recovery
A drug previously developed at UCLA to help heart tissue repair itself after a heart attack might also help kidney tissue repair and regenerate, researchers have found.
Medical Xpress / Many cancers originate from a single cancer cell and evolve through early bursts of chromosome changes
A comprehensive multi-cancer study by researchers at The University of Texas MD Anderson Cancer Center has revealed that cancer cells within tumors are genetically diverse, yet all carry the same core genetic changes that ...
Medical Xpress / AI-guided ultrasound improves blood–brain barrier opening procedures by predicting bubble collapse
A study led by Georgia Institute of Technology's Associate Professor Costas Arvanitis takes a major step toward safer and more effective treatment and diagnosis of brain diseases. His team's research, published in Advanced ...
Medical Xpress / ECG privacy model shields age, sex and race while preserving heart risk signals
It is a common misperception that electrocardiograms (ECGs) simply contain data about heart activity. However, modern ECGs enhanced with artificial intelligence (AI) can contain data about a patient's sex, age, race and even ...