• Reinfection with BA.2.75 unlikely after bout with BA.5, experts say

    Countries in the middle or just past the peak of a surge driven by the BA.5 omicron subvariant, such as the U.S., likely won't experience a subsequent wave from BA.2.75, another omicron relative, some experts predict. 
  • US monkeypox cases top 10K amid concerns with new vaccine strategy: 4 updates

    The manufacturer of the Jynneos monkeypox vaccine, Bavarian Nordic, voiced concerns to federal health officials about efforts to expand vaccine supplies by allowing the administration of fractional doses, The Washington Post reported Aug. 10. 
  • CDC weighs polio boosters amid threat of hundreds of undetected New York cases

    The CDC may offer some New Yorkers an extra dose of the polio vaccine amid concerns that the virus is silently spreading through a community where the nation's first polio case in nearly a decade was detected July 21, CNN reported. 
  • New virus infects 35 people in China: 4 things to know

    A new virus has appeared to jump from animals to humans for the first time, infecting 35 people in China, according to a research letter published Aug. 4 in The New England Journal of Medicine.
  • US hits COVID-19 plateau: 4 updates

    The BA.5 omicron subvariant has maintained its dominance since early July, accounting for 87 percent of U.S. COVID-19 cases for the week ending Aug. 6, according to the CDC's latest variant proportions update. 
  • FDA clears strategy to stretch supplies of monkeypox vaccine: 4 outbreak updates

    The FDA on Aug. 9 issued an emergency use authorization for a strategy that will expand the nation's supply of the Jynneos monkeypox vaccine and allow high-risk children under the age of 18 to receive it. The move comes as confirmed U.S. cases near 9,000. 
  • 58% of human infectious diseases aggravated by climate change, study finds

    Climate change has magnified the threats associated with more than half of all known human pathogenic diseases, according to a study published Aug. 8 in Nature Climate Change.
  • CDC deploys team to investigate New York polio case

    The CDC has sent a team to New York to assist the state's health department with its investigation of a recent polio case in an unvaccinated man in Rockland County, ABC News reported Aug. 8. 
  • COVID-19 cases to fall through mid-August, Mayo forecasts

    COVID-19 cases are expected to decrease nationwide over the next two weeks, even as the highly transmissible omicron subvariant BA.5 accounts for more than 80 percent of infections, modeling from Rochester, Minn.-based Mayo Clinic shows.
  • US should assume wider spread of monkeypox, says Dr. Scott Gottlieb: 3 updates

    Health experts say the U.S. should cast a wider net with monkeypox testing to contain the outbreak, which has now grown to more than 7,500 cases. 
  • Tracking monkeypox: Where the US outbreak stands, where it may be headed

    More than 7,000 monkeypox cases have now been confirmed in the U.S., and as the outbreak continues to grow, health experts are cautioning that, if not contained, the virus may begin spreading among the broader population. 
  • COVID-19 cases fall 7% nationwide: 10 CDC findings

    COVID-19 cases, hospitalizations and deaths fell nationwide this week, according to the CDC's COVID-19 data tracker weekly review published Aug. 5.
  • 2 recent findings on long COVID-19 

    Here are two recent studies on long COVID-19 in children and adults: 
  • Polio case may be 'tip of iceberg,' New York's top health official says

    Polio has been detected in New York wastewater samples, potentially signaling further spread of the disease, with the state's top health official warning the single case may be the "tip of the iceberg," The New York Times reported Aug. 4. 
  • Monkeypox cases, state by state

    The CDC had confirmed 9,492 monkeypox cases in 51 states and territories, as of Aug. 9.
  • US declares monkeypox a public health emergency

    The Biden administration on Aug. 4 declared the nation's monkeypox outbreak a public health emergency, a move that will unlock additional federal dollars to address the outbreak. The declaration comes as U.S. cases near 7,000, more than any other country so far.
  • Most common symptoms of 6 coronavirus variants

    COVID-19 patients have reported a wide range of symptoms, with some symptoms appearing more often for different variants of the virus.
  • Why US may be in for a severe flu season

    Countries in the Southern Hemisphere are experiencing a severe flu season, which may be a harbinger of what's to come for the U.S. this fall, NBC News reported Aug. 4. 
  • US sees largest monkeypox spike of any country: 3 updates

    The U.S. saw the largest weekly spike in monkeypox cases of any other country in the last week of July, the World Health Organization said in an Aug. 3 report on the outbreak. 
  • Can monkeypox spread through the air? What we know so far

    Current messaging surrounding how monkeypox spreads is focused on sustained physical contact. But as the outbreak grows, with more than 6,000 cases now confirmed in the U.S., questions are also rising about whether and to what extent respiratory transmission plays a role. 

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