Maternal death rates peaked in 2021 as COVID-19 climbed.
Plaque growth can lead to a higher risk of heart attack, stroke, and other life-threatening cardiovascular events for as long as 1 year.
Post-exertional malaise, or exercise intolerance, was seen in 36% of those with long COVID.
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Ten percent of newborns in the COVID-19 group had abnormalities, compared with 4% in the control group.
Vaccines must promote mucosal immunity to prevent infection by respiratory viruses and limit spread.
The variant appears to have greater infectivity and immune-evasion properties, which could help it edge out KP.3.1.1.
The virus has an enzyme that can efficiently circumvent a host cell's innate defense mechanism.
Of all children requiring ICU care, 16% were diagnosed as having multisystem inflammatory syndrome in children.
The CDC said the rise in M pneumoniae in children ages 2 to 4 is notable, because it isn't typically known as a leading cause of pneumonia in the age-group.
The unadjusted median time to symptom resolution was 10 days in both the intervention and placebo groups.
Less than half recognized some of the most common infant RSV symptoms.
Fourteen to 60 days postvaccination, third-dose relative vaccine effectiveness against hospitalization was 77% for Moderna and 73% for Pfizer.
Similar results were seen in patients who were hospitalized or were overweight or obese.
