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Medical research
Surgical, N95 masks block most particles, homemade cloth masks release their own
Laboratory tests of surgical and N95 masks by researchers at the University of California, Davis, show that they do cut down the amount of aerosolized particles emitted during breathing, talking and coughing. Tests of homemade ...
20 hours ago
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Diseases, Conditions, Syndromes
Adequate levels of vitamin D reduces complications, death among COVID-19 patients
Hospitalized COVID-19 patients who were vitamin D sufficient, with a blood level of 25-hydroxyvitamin D of at least 30 ng/mL (a measure of vitamin D status), had a significant decreased risk for adverse clinical outcomes ...
15 hours ago
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New Duchenne muscular dystrophy drug shows benefit in clinical trial
A new drug offers hope for young boys with the progressive neuromuscular disease Duchenne muscular dystrophy (DMD) by potentially offering an alternative to high-dose glucocorticoids that have significant side effects.
14 hours ago
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Pets linked to maintaining better mental health and reducing loneliness during lockdown, new research shows
Sharing a home with a pet appeared to act as a buffer against psychological stress during lockdown, a new survey shows.
15 hours ago
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Ultrapotent antibody mix blocks COVID-19 virus attachment
A mix of ultrapotent antibodies from recovered COVID-19 patients has been shown to recognize and lock down the infection machinery of the pandemic coronavirus and keep it from entering cells. Each of the antibody types performs ...
18 hours ago
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Hearing speech requires quiet— in more ways than one
Perceiving speech requires quieting certain types of brain cells, report a team of researchers from UConn Health and University of Rochester in an upcoming issue of the Journal of Neurophysiology. Their research reveals a ...
18 hours ago
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Nerve cells let others 'listen in'
How many 'listeners' a nerve cell has in the brain is strictly regulated. This is shown by an international study led by the University College London and the universities of Bonn, Bordeaux and Milton Keynes (England). In ...
18 hours ago
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Stem cells can repair Parkinson's-damaged circuits in mouse brains
The mature brain is infamously bad at repairing itself following damage like that caused by trauma or strokes, or from degenerative diseases like Parkinson's. Stem cells, which are endlessly adaptable, have offered the promise ...
20 hours ago
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Type 1 diabetes from a beta cell's perspective
Type 1 diabetes is an autoimmune disease that occurs when T-cells in the immune system attack the body's own insulin-producing cells, called beta cells, in the pancreas. Usually diagnosed in children and young adults, type ...
20 hours ago
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'Scavenger' molecule may point to new atherosclerosis treatment
A small-molecule "scavenger" that reduces inflammation and formation of atherosclerotic plaque in blood vessels in mice potentially could lead to a new approach for treating atherosclerosis in humans, according to researchers ...
20 hours ago
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Low-level alcohol use during pregnancy can impact child's brain development
New research from the University of Sydney finds that even low levels of alcohol consumption during pregnancy can have an impact on a child's brain development and is associated with greater psychological and behavioral problems ...
21 hours ago
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Do masks help boost COVID immunity?
Could the mask—already seen by many scientists as the most effective shield against COVID-19—have yet another benefit? Some researchers now believe that they expose wearers to smaller, less harmful doses of the disease ...
16 hours ago
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Study offers new details on pediatric mental health boarding
A Dartmouth-led study, published in the journal Pediatrics, offers new details about pediatric mental health boarding in emergency departments across the country, a problem that has steadily increased in the last 10 years ...
14 hours ago
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Study reveals design flaws of chatbot-based symptom-checker apps
Millions of people turn to their mobile devices when seeking medical advice. They're able to share their symptoms and receive potential diagnoses through chatbot-based symptom-checker (CSC) apps.
14 hours ago
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Anxious, moody older adults are vulnerable to worse cognitive function
Our aging brains collect tangles and sticky plaques that can interfere in our cognition and memory. But some older adults with this neuropathology have more cognitive resilience than others, reports a new Northwestern Medicine ...
16 hours ago
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Women may conceive after ovarian tumors
Women receiving fertility-sparing surgery for treatment of borderline ovarian tumors were able to have children, a study from Karolinska Institutet in Sweden published in Fertility & Sterility shows. Natural fertility was ...
16 hours ago
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New study highlights success of a mobile clinical and outreach van in helping people on the street with opioid addiction
A novel mobile health program created in early 2018 by the Kraft Center for Community Health at Massachusetts General Hospital (MGH) has proven to be an effective model for bringing opioid addiction treatment services directly ...
16 hours ago
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Study could be first step in providing personalized care to patients with ureteral stents
For patients with kidney stones, ureteral stents (hollow devices placed in the ureter—the tube between the kidney and bladder) can be used temporarily to relieve urinary obstruction. Despite the use of antibiotics, ureteral ...
17 hours ago
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Insomnia, sleeping less than six hours may increase risk of cognitive impairment
Middle-aged adults who report symptoms of insomnia and are sleeping less than six hours a night may be at increased risk of cognitive impairment, according to a study by Penn State College of Medicine researchers. The results ...
20 hours ago
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Smoking and obesity identified to have causal link with susceptibility to severe COVID-19 and sepsis
An international collaboration of scientists from the UK, Norway and the U.S. have identified genetic evidence supporting a causal effect of smoking and obesity on increasing susceptibility to severe COVID-19 and sepsis.
21 hours ago
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