A very small percentage of fully vaccinated Americans who contract COVID-19 end up hospitalized or die from the virus, according to the Centers for Disease Control and Prevention (CDC).
As of July 26, the latest date for which data is available, there were at least 6,587 so-called 'breakthrough' cases reported among 163 million fully vaccinated individuals.
Of those cases, 6,239 resulted in hospitalization and 1,263 peopled died.
This means less than 0.004 percent of people who have completed their vaccine series are hospitalized and less than 0.01 percent of fully vaccinated people die from the virus.
What's more, almost three-fourths - 74 percent - of the breakthrough cases are among people 65 or older.
The data show that the vaccines are as effective as advertised despite recent worries that they could not prevent illness caused by the Indian 'Delta' variant.
CDC data shows that only one out of every 25,000 fully vaccinated Americans has tested positive for COVID-19. The data comes a week after Dr Rochelle Walensky (pictured), director of the agency, announced that fully vaccinated individuals should wear masks in indoors public spaces in areas of high or substantial transmission
A vast majority of breakthrough infections recorded by the CDC are among people 65 years of age or older
Health officials have been urging Americans to get vaccinated as soon as possible to protect themselves from the virus.
The U.S. has experienced a surge in COVID-19 cases over the past month, with many like President Joe Biden now referring to the situation as a 'pandemic of the unvaccinated'.
On Sunday, America recorded 25,141 new cases of coronavirus with a seven-day rolling average of 79,951, which is the highest average recorded since February 16.
It also marks a 312 percent increase from the 19,400 average recorded three weeks ago.
A vast majority of these cases have been among unvaccinated Americans.
The CDC has added some confusion to the mix, however.
Last week, the agency revised its guidelines, asking for fully
