Authors: George Rajna
In a study of healthy volunteers, National Institutes of Health researchers found that our brains may solidify the memories of new skills we just practiced a few seconds earlier by taking a short rest.  Focused ultrasound from outside the body can safely and reversibly open the blood–brain barrier in patients with Alzheimer’s disease, researchers in Canada have shown for the first time.  Small vessel vasculitis—inflammation of the small blood vessels—appears as a stain of tiny, red dots covering the skin that, depending on the severity, can evolve into painful pustules or ulcers. 
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[v1] 2019-04-13 08:53:25
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