Respiratory Infections

RSV vaccines protected older adults against RSV-related hospitalization over 2 seasons, although with less effectiveness for those with immunocompromise or cardiovascular disease.

In a multinational NEJM trial, a single 105-mg dose cut RSV hospitalizations by 84.2% and medically attended lower respiratory infection by 60.4% through 150 days, with safety similar to placebo.

Bird migration has started. Surveillance and early detection are key, especially as it relates to H5N1 and predicting this year's respiratory virus season.

Low vaccination rates did not rise sufficiently to attain "herd immunity" after a measles outbreak in a region in which it had been eliminated.

The Los Angeles County Department of Public Health updated the public on the specific local case and reminds everyone of the importance of vaccination to protect the community.

CDC reports 3 new cases this past week, bringing the 2025 total to 1,454 confirmed cases across 42 jurisdictions, with 37 outbreaks.

NYC officials confirm 113 cases and six deaths in Central Harlem cooling tower–linked outbreak; separate Bronx investigation underway after cases tied to hot water system.

The American College of Cardiology is providing recommendations on the influenza, COVID-19, RSV vaccinations and others.

A preventable crisis, measles, makes a dangerous comeback.

A multi-prong approach reduces inappropriate antibiotic prescribing to outpatients with upper respiratory tract infection.

Clarametyx Biosciences said its investigational antibody therapy, CMTX-101, which is in a phase 1b/2a study, remains on track for full trial enrollment by the end of 2025.

In a continuing trend from the last several years, a record number of families are opting out of vaccines.

The designation is for the company’s TXA14007, its investigational antibiotic to be studied in combination with levofloxacin.

Current prevention strategies include two injectables for infants and young children, namely palivizumab and nirsevimab.

Michigan dairy worker's infection is linked to widespread H5N1 outbreaks, as new findings suggest increased transmission risk and moderate disease in mammals.

The agencies are calling for sustained investments in immunization efforts in the midst of increasing case numbers rising for diseases such as whooping cough, measles, and others.

Since its detection in early 2024, H5N1 has spread to dairy cows, poultry, and wild birds. Political factors, including leadership changes at the Centers for Disease Control and Prevention and cuts to public health resources, have worsened the situation, leading to a weakened response.

This case represents the second reported human infection with avian influenza A(H5) in Mexico, and the first confirmed case of influenza A(H5N1) in the country. The patient was a child who died from respiratory complications.

The Centers for Disease Control and Prevention (CDC) says there are now 7 outbreaks.

CDC maintains low public health risk despite more cases, the first reported death, and accelerated vaccine development to enhance pandemic preparedness.

A child who was not vaccinated succumbed to measles pulmonary failure. Additionally, increased cases and hospitalizations continue to grow greatly in the state.

Kansas now has an outbreak with at least 10 confirmed cases with an expectation from the state's health officials that there will be more.

Studies highlight the role of home visits, chest radiography, and sputum monitoring in TB prevention and treatment outcomes.

A 26% rise in childhood tuberculosis cases underscores the need for strengthened global TB control efforts.

Cases in the US continue to increase, and a new analysis shows 2024 was the highest year for measles cases in Europe in 25 years.