BA.4 and BA.5 now account for nearly 35 percent of U.S. cases, according to the CDC's latest variant proportion update. The strains have become known as "sister variants" of the original omicron strain. 

As the monkeypox outbreak evolves, hospitals are reflecting on the early days of their COVID-19 response. 

Four weeks after testing positive for COVID-19 and feeling symptoms, women encountered recurring symptoms more often than men, according to a study published June 21 in Current Medical Research and Opinion. 

Health experts largely welcomed the news that COVID-19 vaccines for children as young as 6 months old are now available, after sign-off from the FDA and CDC. 

Below are 10 hospitals, health systems or hospital operators that posted job listings seeking chief medical officers in the last two weeks.

COVID-19 modeling suggests cases will continue to rise nationwide through the end of June, while hospitalizations and deaths remain stable through early July. 

The World Health Organization will no longer focus on the endemicity status of a country when reporting on the global monkeypox outbreak, according to a June 17 report. 

New York City-based NYC Health + Hospitals partnered with the city's health department to host a long COVID-19 symposium, an event aimed at advancing care coordination for residents experiencing persistent symptoms. 

Concerns and polarized views about COVID-19 vaccinations spilled over to flu vaccination rates in adults, according to a study by researchers who examined over two pandemic years on both vaccines by state. 

A smaller proportion of people infected during the omicron period experienced long COVID-19 symptoms compared to those infected during the time when delta was the dominant strain, according to findings published June 16 in The Lancet.

Three researchers across the globe are working to decipher the causes of long COVID-19 and determine the best ways to treat it, Science reported June 16.

The long-awaited COVID-19 vaccine for children as young as 6 months old is now one step away from being available, which could be as early as June 21. 

Children's hospitals across the nation are preparing to vaccinate the nation's youngest population after an FDA advisory panel on June 15 unanimously endorsed COVID-19 shots for kids as young as 6 months.

After Florida Gov. Ron DeSantis said the state would not employ any resources to support the rollout of COVID-19 vaccines for children under 5, the White House announced pediatricians, children's hospitals and other healthcare providers in Florida will be able to order the shots directly from the federal government, The Tampa Bay Times reported June 17. 

The low number of monkeypox tests could be obscuring the true infection rates, similar to the plunge of reported COVID-19 tests, public health experts say.

Perioperative COVID-19 testing is no longer recommended for every patient undergoing nonemergent surgery in hospitals and other healthcare facilities, according to a new guidance from the American Society of Anesthesiologists and the Anesthesia Patient Safety Foundation. 

As omicron subvariants BA.4 and BA.5 gain traction and infection "waves" slam into California, Texas, and St. Louis, infectious disease experts warn the nearly 80 percent decrease in testing over the last three months is disguising the current COVID-19 risk. 

Oakland, Calif.-based Kaiser Permanente launched a new Center for Gun Violence Research and Education alongside funding $1.3 million in grants to nine recipients June 16.  

Surgeons and medical staff at UofL Health-Jewish Hospital in Louisville, Ky., have successfully completed the state's first double heart and liver transplant, FOX affiliate WDRB reported June 15. 

The American Medical Association is urging the FDA to make oral contraceptives available over-the-counter without an age restriction.