The DSHS from Texas reported that a total of 43 people have died of the coronavirus this year despite being fully vaccinated.
The research studied 1,497 fully-vaccinated health care workers in Israel.
Pfizer's vaccine efficacy drops by 6% every two months, according to the study, which involved more than 44,000 people across the United States and other countries.
From grey to green: world cities uprooting the urban jungle
The state health department has logged 16 deaths associated with the outbreak.
UNESCO awards Gabon's Ivindo park World Heritage status
Mayor Bill de Blasio has a plan to get more people to get vaccinated in the city.
Extreme heatwaves in the Pacific Northwest are not only affecting people, but are also having a toll on already endangered fish.
Many pet parents see training their pets as a one-and-done experience, not realizing that training is part of the journey you take with your pet throughout their whole lives.
This year's theme is "Hepatitis Can't Wait."
Amid a surge in cases and growing concern over the Delta variant, experts now advise the public to resume wearing face masks indoors whether they are fully vaccinated or not.
Chocolate is said to improve brain function and lower the risk of developing heart disease, among many other benefits.
Blinken in veiled warning on rights, democracy in India
In Spain, Iberian lynx claws back from brink of extinction
Environmentalists slam All Blacks tie-up with petrochemical firm
Pedro Castillo, Peru's 'first poor president'
US firefighters admit they are burnt out by endless blazes
Albert Bourla, Pfizer's chief executive officer, was given a bigger salary in 2020 following the authorization of the pharmaceutical company's coronavirus vaccine, compared to 2019.
"Paranoia is, by definition, a social concern," the researchers noted.
Dangerous attraction: Amorous pursuit imperils Cuban croc
Earth's 'vital signs' worsening as humanity's impact deepens
US curbs work with Guatemala after prosecutor flees