In total, 71% of hospitalized spouses landed in a hospital bed within 5 days of each other.
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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The flu outbreak at Joint Base San Antonio Lackland Air Force Base has risen to 275 cases.
Having no ACIP quorum needs be addressed, because fall respiratory vaccine recommendations have to come from somewhere.
In the United States, COVID-19, pandemic H1N1 flu, and West Nile were most costly in terms of health and related expenses.
A separate study finds that a booster dose reduced the risk of symptomatic COVID requiring a healthcare visit by 59%.
Two new studies find that the benefits of the booster outweigh the risks.
The research provides a greater understanding of factors that might contribute to persistent symptoms.
People with long COVID are more likely to experience angina and myocardial infarction, according to a national survey.
A study shows that children with MIS-C may develop sometimes long-lasting complications.
The greater severity in 2025-26 may be attributable to more-virulent flu strains, mismatch between vaccine composition and circulating flu variants, and continued waning of COVID severity.
People with long COVID use nearly every type of healthcare service more frequently than those who recovered fully from COVID or were never infected.
