U.S. health officials say fully vaccinated Americans don't need to wear masks outdoors anymore unless they are in a big crowd of strangers.

And unvaccinated people can drop face coverings in some cases, too. The Centers for Disease Control and Prevention released the updated guidance Tuesday.

Previously the CDC had been advising that people should wear masks outdoors if they are within 6 feet of each other.

The change comes as more than half of U.S. adults have gotten at least one dose of coronavirus vaccine, and more than a third have been fully vaccinated.

LOOK: The Most Famous Actor Born Every Year

LOOK: The most famous actress born the same year as you

Many of the actresses in this story not only made a name for themselves through their collection of iconic performances, but also through the selfless, philanthropic nature with which many of them approached their stardom. In an age of flipping the script on societal norms, many of these actresses are using their voices and platforms to be advocates for those who are otherwise unheard.