Symptoms

Study links blood clots to brain fog after Covid

A recent UK study suggests that blood clots in the brain or lungs may explain some of the common symptoms experienced by people with "long Covid", including brain fog and fatigue. The study, which included 1,837 people admitted to hospital due to Covid, found that two blood proteins, fibrinogen and D-dimer, were associated with cognitive problems. It is estimated that 16% of these patients experience difficulties with thinking, concentrating, or remembering for at least six months.

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In the ICU, doctors see rise in Covid cases but less severe disease Hospitalizations from Covid are still happening, but in many instances, patients aren't getting as sick as in the early days of the pandemic. NBC News

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US lab tests suggest new Covid-19 variant BA.2.86 may be less contagious and less immune-evasive than feared | CNN Scientists around the world are fast-tracking lab experiments to try to understand the highly mutated BA.2.86 variant of the new coronavirus. Brenda Goodman CNN

Two teams of US scientists have completed lab experiments testing the antibodies from vaccinated and infected Americans to see how well they might be able to fend off currently circulating variants of the virus that causes Covid-19, including the highly mutated BA.2.86.

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