In one of the largest studies of its kind, scientists have concluded that COVID-19 vaccines are well-tolerated by people who are pregnant, lactating, or planning pregnancy. The study compared vaccination reactions among people who are pregnant and lactating and people…
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Multisystem inflammatory syndrome in children following COVID-19
Researchers from the Mount Sinai Health System, NY, present the first genome-wide study to investigate the cause of a rare but severe inflammatory syndrome in children following SARS-CoV-2 infection. RNA sequencing of blood samples revealed that certain cells of the…
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COVID-19 vaccine: What to know about dizziness and fainting
Many individuals — usually adolescents, though also younger children and adults — may experience fainting, dizziness, or nausea after a vaccination. While this experience may seem unsettling at the time, it is usually an anxiety-related reaction, sometimes called “immunization anxiety”…
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Johnson & Johnson (Janssen) COVID-19 vaccine: Side effects
The Johnson & Johnson, or Janssen, COVID-19 vaccine is a single-dose vaccine to prevent COVID-19. This Snapshot feature addresses potential side effects and the controversies surrounding the recent blood clotting incidents. The Johnson & Johnson COVID-19 vaccine, also called Ad26.COV2.S,…
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Could a common cold virus help fight COVID-19?
A lab-based study has found that a virus that causes the common cold can trigger an innate immune response against SARS-CoV-2, the virus responsible for COVID-19. In theory, infections with the common cold virus could inhibit the transmission of SARS-CoV-2…
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Anxiety and inflammation: What is the link?
In this feature, we ask whether there are links between inflammation and anxiety. Although evidence is slowly mounting, we have a great deal to learn about the relationship between the two. Anxiety is normal. Most people will feel anxious now…
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Switching on tissue repair in IBD
In inflammatory bowel disease (IBD), the immune system attacks the cells that form the lining of the gut. This causes pain and discomfort. In a new study, scientists have identified a type of immune cell that can initiate repair of…
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Incurable neurological diseases: Moving toward treatments
Nerve damage from neurodegenerative conditions, traumatic injuries, and certain eye conditions leads to disability and death for millions of people in the United States. Currently, doctors consider such damage irreversible. However, researchers at The Ohio State University Wexner Medical Center…
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Hope during COVID-19: Russian vaccine holds promise and other findings
While the pandemic is still ongoing, we continue to round up the scientific studies that offer encouraging results to help us envisage an end to the current crisis. Firstly, scientists at the Gamaleya Research Institute of Epidemiology and Microbiology, in…
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