The pharmaceutical company filed its application with the FDA on May 7, and the FDA is expected to finish it's approval process by Labor Day weekend.

J&J's shot may be the least effective against the Delta variant, but US regulators haven't recommended boosters for any Americans yet.

Biden urged Americans to get vaccinated Tuesday as COVID-19 cases rise, calling the spread of the Delta variant "a pandemic of the unvaccinated."

Giving back to others and limiting news intake are among the most helpful strategies for reducing pandemic-related stress, psychologists said.

Florida Gov. Ron DeSantis defended unvaccinated people who are testing positive for COVID-19, saying, "Nobody's trying to get ill here."

Mayor Bill de Blasio's mandate prioritizes a healthy population over tourists from states with low vaccination rates and could stave off a lockdown.

Go back to the place you got your first shot if you lose your paper card, and make sure to take a photo of the vaccine card after your first dose.

"Diabolical Michigan Governor Whiter wants her citizens to get the Mark of the Beast to participate in society," Peter Feaman wrote on his blog.

Pfizer expects to know how its vaccine performs among kids ages 5 to 11 by September, putting it on track for emergency authorization in October.

The highly infectious Delta variant of the coronavirus accounts for more than 80% of new cases in both states.

A COVID-19 outbreak among vaccinated people in Provincetown, Cape Cod, around July Fourth prompted the CDC to update its indoor-masking guidance.

Japan's public health ministry released the names of three people who it said avoided authorities when returning from abroad.

"I am once again asking you to get vaccinated," Sen. Bernie Sanders tweeted on Monday to the delight of many on Twitter.

Oklahoma Republican Party chairman John Bennett got rebuked by state GOP leaders, including US Republican lawmakers representing the state.

Twitter users compared the pleated face masks sported by the US Olympic team to Batman's Bane and Hannibal Lecter from "The Silence of the Lambs."

"These are the darkest days of this pandemic. We are no longer giving adequate care to these patients," said Chief Medical Officer Katy O'Neal.

The Republican senator said on Twitter that was glad he'd received the coronavirus vaccine and would begin to quarantine.

Florida and Arkansas also rank in the top 5 highest infection rates of any country or territory in the world as the Delta variant spreads in the US.

Louisiana Gov. John Bel Edwards reinstated the statewide indoor mask mandate for all people over the age of 5 as COVID-19 cases surge there.

Bill Gates told Coachella co-founder Paul Tollet that the concert festival could last "forever" - except in the event of a pandemic.

Florida is leading the country in per-capita COVID-19 hospitalizations, with more than 10,000 coronavirus patients.

"As long as there's widespread transmission of the virus, there's the opportunity for new variants to arise," ex-CDC acting director Richard Besser said.

Biden in May gave the US intelligence community 90 days to conclude an investigation on COVID-19's origins. That report has not yet come out.

Ekaterina Wilson, 39, assumed she would be fine if she caught COVID-19. Now she says she wishes she could go back in time to get the shot.

These are Insider's biggest healthcare stories for August 2.