Respiratory Tract Infections - Medical News and Research Articles

Physical exams may not reliably diagnose pediatric pneumonia

Clinicians may not agree on physical exam findings for youth with community-acquired pneumonia (CAP), according to a study published online Aug. 20 in JAMA Network Open.

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How well do COVID antivirals actually work? Not as well as we thought

If you're 70 or older, or 50 or older with underlying health conditions, and have tested positive for COVID, you might have been offered free or subsidized antivirals.

Aug 24, 2026

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Can COVID-19 change how we breathe during sleep?

COVID-19 can leave behind fatigue, breathing difficulties and neurological symptoms that persist long after the initial infection. Because these effects can also disturb sleep, researchers have questioned whether COVID-19 ...

Aug 21, 2026

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Decision support guidelines safely reduce unnecessary testing for very sick children, study finds

Clinicians often collect an endotracheal aspirate culture (EAC) from patients of all ages with breathing tubes to check mucus for signs of bacterial infection, a complication that can be deadly. Historically, however, clinical ...

Aug 18, 2026

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Tsimané and Moseten peoples of lowland Bolivia demonstrate an intriguing case of epidemiological resilience

Despite widespread COVID-19 infection in the Tsimané and Moseten populations of Bolivia, the mortality rate in these remote Indigenous groups was the lowest ever recorded for any population or region.

Aug 17, 2026

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Evolution of wastewater and environmental surveillance in carceral settings traced

Wastewater and environmental surveillance (WES)—the analysis of water and environmental samples like sewage to enable early, noninvasive tracking of biological and chemical markers across a population—is a powerful and increasingly ...

Aug 17, 2026

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Can vitamin C cure a cold? How a Nobel Prize winner convinced us it could

From the first hint of cold winter mornings, supermarkets and pharmacies begin heavy marketing to coax us to stock up on vitamin C to get through cold and flu season.

Aug 17, 2026

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Winter is coming: How vaccines help protect against respiratory illness

August is National Immunization Awareness Month—the perfect time to prepare for the viruses and bacteria that spread each fall and winter.

Aug 14, 2026

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1 in 6 adults in England report persistent loneliness

A large proportion of adults in England report regularly feeling lonely and socially isolated, with some of the highest levels clustered in cities, and the problem worsened by the COVID-19 pandemic.

Aug 14, 2026

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