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1,196 notícias encontradas para "medical"
New mechanism explains how nerve cells form one long output branch
New mechanism explains how nerve cells form one long output branch
DZNE researchers have uncovered a mechanism that determines why a neuron usually forms a single, long extension called an "axon"—a phenomenon that is fundamental to how our brain functions. Contrary to the common view that external cues drive axon formation, the team of scientist
Sexually transmitted diarrhea spreading rapidly among some networks of gay men in the UK,
Variants of sexually transmitted Shigella—a bacterial infection that causes bloody or prolonged diarrhea and can lead to severe dehydration—are causing more disease and becoming increasingly antibiotic-resistant among sections of the U.K.'s LGBTQ+ community, a new Cambridge study
Low-oxygen treatment helped diseased mice live three times longer. Could humans benefit?
Oxygen isn't always a good thing. Of course, people—and most organisms—cannot live without it. But oxygen can also be quite toxic and lead to profound health consequences.
New experimental approach may help overcome drug resistance in deadly brain cancer
Scientists have identified a promising new strategy to tackle one of the biggest obstacles in treating glioblastoma, one of the most aggressive forms of brain cancer: resistance to chemotherapy. The study shows that an experimental compound called BA-101 can restore the effective
Losing sleep is bad for individuals. Communities, too?
Losing sleep is bad for individuals. Communities, too?
Large groups of people often lose sleep because of big events like a record 18-inning World Series game or a contested election night, or sudden crises like a flood, pandemic or war. In a new paper published in Clocks & Sleep, Harvard sleep researchers argue that while the mental
New study highlights potential challenges for using automated AI tools in health care
New study highlights potential challenges for using automated AI tools in health care
In experiments in which physicians made decisions about treating hypothetical patients, the physicians tended to trust incorrect advice presented as being generated by artificial intelligence (AI), even after being given the opportunity to notice that patient recovery data contra
More pharmacists will be able to vaccinate children under 5. Here's what you need to know
More pharmacists will be able to vaccinate children under 5. Here's what you need to know
More children younger than 5 should be able to be vaccinated in pharmacies from January 2027 under a range of measures designed to boost vaccine coverage announced in this year's federal budget.
Untangling the risk factors for developing multiple chronic conditions among UK South Asia
In a study published in PLOS Medicine, Daniel Stow, Ph.D., an epidemiologist at Queen Mary University of London, UK, and collaborators discovered factors that increase the risk of developing several long-term, coexisting health conditions among South Asian populations in the Unit
Ebola outbreak is 'fastest growing ever' as 600 die
Ebola outbreak is 'fastest growing ever' as 600 die
The Ebola outbreak in Democratic Republic of Congo is the "fastest-growing" ever, African health authorities said Thursday, as the World Health Organization said it had killed 600 people.
Foto: ArWeltAtty Attila / Pexels
Psilocybin therapy shows potential as a treatment for anorexia nervosa in small trial
A small pilot study from the Center for Psychedelic Research at Imperial College London indicates that psilocybin—the active ingredient in psychedelic "magic mushrooms"—may have potential as a treatment for anorexia nervosa when combined with therapy. Anorexia nervosa is a seriou
How random sounds played while sleeping impair memory formation
How random sounds played while sleeping impair memory formation
For several years now, sleep research has been focusing intensively on the question of whether targeted auditory stimulation during sleep can improve the consolidation of new memories. A research team in Freiburg led by the neuropsychologists Prof. Dr. Monika Schönauer and Dr. No
50 million Americans live in counties without a radiation oncology clinic, study finds
More than 50 million Americans live in counties without a radiation oncology practice site, and millions more are at risk, according to a new study published today in the International Journal of Radiation Oncology*Biology*Physics (Red Journal), the flagship journal of the Americ