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.
At a briefing on global health issues today, the head of the World Health Organization (WHO) said there are concerning trends ahead of the Northern Hemisphere winter, including rising deaths in parts of the Middle East and Asia and increased hospitalizations in multiple regions.
Our goal is to release and recommend the vaccine so that it can coincide as much as possible with the peak of the season," Dr. Nirav Shah, CDC's principal deputy director, said in an interview.
Jill Biden, 72, has tested positive for Covid and is experiencing mild symptoms, the White House said in a statement.
Case counts are rising across the US, and public health experts are monitoring a worrisome new variant.
Doctors warned that the BA.2.86 variant – unofficially called “Pirola” – may be cause for concern as it is a newly-designated, highly-mutated variant of Omicron which triggered a surge in cases in a number of countries including the US.
Unvaccinated individuals made up roughly 80 percent of ICU admissions and ventilator cases, each. Approximately 75 percent of the deaths were among unvaccinated patients, as well.
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