Acute Care

A Study of immune cells circulating in the blood found that the gut's immune response to COVID-19 infection may not provide sufficient whole-body immunity from the virus.

Lower doses of zinc provide similar results while reducing vomiting.

Pneumococcal vaccination is an important part of preventive health care in adults 65 years and older and in some younger adults with certain medical conditions.

ATS and IDSA update clinical practice guidelines for community-acquired pneumonia.

As the most common travel-related illness, travelers' diarrhea defined as 3 or more unformed stools in 24 hours affects about 10% to 40% of individuals who travel each year.

Herpes zoster ophthalmicus, like shingles without ophthalmic manifestations, is terribly painful. It can affect any layer of the cornea, but the author notes that once the involvement is epithelial or stromal keratitis develops, risk of permanent vision loss increases.

Acetaminophen overuse becomes much more common in the United States during cold and flu season, according to a recently published study.

Although flu activity has decreased, overall influenza-associated illness remains high across most of the United States.

Scientists may be able to detect how a flu strain will spread based on its genome.

In today's CDC media briefing on the latest influenza activity data, CDC officials indicated that flu-associated hospitalization rates are on pace to hit record highs compared with past severe seasons.