Clinical trial aims to address vaginal complaints after breast cancer diagnosis
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Updates every hour. Last Updated: 27-May-2026 04:15 ET (27-May-2026 08:15 GMT/UTC)
Very few patients are filling mifepristone prescriptions at retail pharmacies years after FDA permanently lifted rules requiring that patients obtain the abortion pill in person at a clinic or hospital.
Mass General Brigham researchers studied 21 widely used AI chatbots and found they can identify the correct diagnosis over 90% of the time when given complete patient information, but struggle with the step-by-step clinical reasoning doctors use, missing appropriate differential diagnoses in more than 80% of cases. The findings highlight a significant gap between AI accuracy and real-world medical decision-making.
Researchers found that patients with sickle cell disease had higher odds of having negative descriptors in their electronic health record compared with Black patients and patients with chronic pain, but had similar odds of negative descriptors as patients with opioid use disorder, suggesting that bias toward patients with sickle cell disease may be most strongly tied to opioid use stigma.
The brain does not only cooperate; it also competes. So determines an international study by the University of Oxford, the University of Cambridge, Pompeu Fabra University and the Montreal Neurological Institute in Canada, published in Nature Neuroscience. The study reveals that the human brain—as well as those of macaques and mice—functions thanks to a constant balance between these two forces. Using advanced whole-brain computer modelling, the researchers have shown that, while specialized circuits cooperate internally, there are long-range competitive interactions among them to manage limited resources. Replicating this balance could bring us closer to the creation of digital copies of an individual’s brain, a key breakthrough in precision medicine and for developing AI models with greater computational capacity.