People exposed to higher levels of air pollution before the pandemic had lower antibody responses to COVID-19 vaccines, according to a study led by the Barcelona Institute for Global Health (ISGlobal), in collaboration with ...
Apr 5, 2023
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Among the health problems developed or aggravated by COVID-19, those that affect neurological and respiratory functions draw special attention from specialists. Considering several studies that show the adverse effects of ...
Apr 3, 2023
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Between natural infection and a global vaccination campaign, most people now have some immunity against the virus that causes COVID-19. This widespread immunity hasn't stopped people from getting infected, but it has dampened ...
Apr 3, 2023
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With new findings that the immune system plays a key role in conditions affecting the heart or blood vessels, options emerge for new cures.
Apr 3, 2023
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Long thought of as "brain glue," the star-shaped cells called astrocytes—members of a family of cells found in the central nervous system called glial that help regulate blood flow, synaptic activity, keep neurons healthy, ...
Mar 31, 2023
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Acetylcholine regulates blood flow, but the source of blood acetylcholine has been unclear. Now, researchers at Karolinska Institutet have discovered that certain T cells in human blood can produce acetylcholine, which may ...
Mar 30, 2023
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Neuroscientists have long assumed that neurons are greedy, hungry units that demand more energy when they become more active, and the circulatory system complies by providing as much blood as they require to fuel their activity.
Mar 29, 2023
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The American Gastroenterological Association (AGA) has released new clinical guidance to help physicians and patients identify if unexplained digestive symptoms are due to alpha-gal syndrome, a food allergy that is caused ...
Mar 21, 2023
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Sepsis has a way of flying under the radar. Public awareness of the life-threatening disease is low, and official statistics are misleading. Now researchers are using special alarm systems and AI to increase detection.
Mar 21, 2023
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The magnitude and quality of a key immune cell's response to vaccination with two doses of the Pfizer-BioNTech COVID-19 vaccine were considerably lower in people with prior SARS-CoV-2 infection compared to people without ...
Mar 20, 2023
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