MMWR Weekly Briefing

This episode discusses four MMWR reports. First, nirsevimab reduces the risk of severe RSV among Alaskan Native children, who have historically experienced high rates of RSV-associated hospitalizations. Second, a concerning decline in the use of antivirals is seen among children and teens hospitalized with flu. Third, measles cases are surging worldwide as vaccination coverage remains below pre-pandemic levels. Last, disease presentation, vaccination status, and recent international travel are important when suspected measles cases occur.

This episode discusses four MMWR reports. First, CDC finds evidence of additional H5 bird flu infections among dairy workers - personal protective equipment can help protect against infection. Second, Guinea worm disease is close to eradication, yet obstacles remain. Last, overdose deaths in the U.S. with ketamine detected are rare but increasing.

This episode discusses four MMWR reports. First, low flu and COVID-19 vaccination among some health care workers in the U.S. Second, a new report shows low flu vaccination rates and flu antiviral treatment among pregnant and postpartum women in Suzhou, China. Third, four cases of new fungal rash spread during sex have been confirmed in New York City. Last, an outbreak of meningococcal disease in Virginia is disproportionately impacting Black adults - an unusual and concerning finding.

This episode discusses four MMWR reports. First, a case of locally acquired malaria in Arkansas in 2023 highlights the importance of preventing diseases spread by mosquitoes. Second, public health officials in California responded to the first locally acquired dengue infections, also transmitted by mosquitoes. Third, private balcony hot tubs are previously unidentified sources of Legionella exposure on cruise ships. Last, JN.1 and its descendants have been the most common SARS-CoV-2 virus variants in 2024, and they're still evolving.

This episode discusses four MMWR reports. First, tobacco product use among youth is at a 25-year low, yet disparities persist. Second, a new study shows continued declines in routine childhood vaccination rates as outbreaks of preventable diseases persist. Third, health officials prevent a form of rabies virus from spreading in the Midwest. Last, countries with low polio vaccination rates continue to experience outbreaks.

This episode discusses four MMWR reports. First, an estimated 15.5 million U.S. adults have ADHD. Approximately half have used telehealth for ADHD-related services. Second, undercooked bear meat is linked to 10 parasitic infections in North Carolina. Third, condomless receptive anal sex with a person with clade II mpox is associated with 5x the odds of getting mpox. Last, a cluster of mpox cases resistant to TPOXX occurred among patients who had never taken it before.

This episode discusses five MMWR reports from our October 8th Youth Behavior Risk Surveillance Supplement. First, frequent social media use and experiences of racism in school are linked to poor mental health among high school students. Next, the majority of high school students in the U.S. have experienced at least one adverse childhood experience.

This episode discusses four MMWR reports. First, no new safety concerns have been identified a year after the RSV vaccine was recommended for older adults. Second, in response to New York City's chickenpox outbreak, about 27,000 vaccine doses have been administered to prevent new infections. Third, despite a decrease in reported cases, mosquitoes and ticks continue to spread disease in the U.S. Last, dangerous meningococcal infections after travel to Saudi Arabia highlight the need for vaccination before travel to perform the Umrah or Hajj pilgrimages.

This episode discusses four MMWR reports. First, family members in three states got sick with a parasitic illness after eating previously frozen, undercooked bear meat. Second, the proportion of U.S. adults younger than 65 reporting that they had a stroke increased by 15%. Third, most new cases of mpox in the U.S. occur in people who are unvaccinated. Last, the risk of (H5N1) bird flu to people in the U.S. is currently low, but CDC is preparing for the possibility of increased risk.

This episode discusses four MMWR reports. First, a rapid public health response successfully reduced the severity of a measles outbreak in Chicago. Next, the Democratic Republic of the Congo reports the largest number of mpox cases ever. Last, polio cases were down globally in 2023, but 32 countries reported active outbreaks.