Researchers said that based on a fall trial involving about 20,000 people in Russia, the vaccine is about 91% effective and appears to prevent inoculated individuals from becoming severely ill with COVID-19. But it is unclear if Sputnik V can stop transmission. 

A little more than a third of nursing home workers have been getting COVID-19 vaccines when the shots are first offered, U.S. health officials said Monday.

State officials announced Sunday that Chicago is ready to relax some restrictions aimed at curbing the spread of COVID-19. See what is and is not changing under the new set of rules.

The government’s top infectious disease expert said Friday he hopes to see children being vaccinated starting in the next few months. It’s a needed step to securing widespread immunity to the coronavirus.

Johnson & Johnson said Friday that in the U.S. and seven other countries, the single-shot vaccine was 66% effective overall at preventing moderate to severe illness, and much more protective — 85% — against the most serious symptoms.

President Joe Biden on Thursday ordered government health insurance markets to reopen for a special sign-up window, offering uninsured Americans a haven as the spread of COVID-19 remains dangerously high and vaccines aren’t yet widely available.

The mutated version of the virus, first identified in South Africa, was found in two cases in South Carolina. Public health officials said it’s almost certain that there are more infections that have not been identified yet. 

Located at the Lake County Fairgrounds, the drive-thru facility will initially be open three days a week and administer about 600 vaccinations per day, according to Gov. J.B. Pritzker. “The goal is to build that into a seven-day per week operation with expanded hours as supplies grow,” he said.

Since March, city inspectors have conducted more than 8,236 investigations and cited 417 businesses for violating COVID-19 regulations, officials said.

President Joe Biden signaled his increasing bullishness on the pace of vaccinations after signing an executive order to boost government purchases from U.S. manufacturers. 

It’s another benchmark in the rollout of the coronavirus vaccine: Chicago has entered phase 1B. But what does that mean? And how can you sign up to get a shot? We’ve got answers to some common questions.

Eight more cases of a COVID-19 variant first discovered in the United Kingdom and believed to be more transmissible have been discovered in Chicago and suburban Cook County, state health officials announced Monday.

President Joe Biden on Monday reinstated COVID-19 travel restrictions on most non-U.S. travelers from Brazil, Ireland, the United Kingdom and 26 other European countries that allow travel across open borders. He also added South Africa to the list.

A year after the first coronavirus case was reported in Illinois, officials launched a new mass coronavirus vaccination site, website and hotline for those who live and work in Cook County. But demand for the vaccine still far outweighs supply.

President Joe Biden took executive action Friday to speed a stopgap measure of financial relief to millions of Americans affected by the coronavirus pandemic while Congress begins to consider his much larger $1.9 trillion package.

Limited indoor dining and drinking is set to resume in Chicago and suburban Cook County on Saturday under Gov. J.B. Pritzker’s revised plan to slow the spread of COVID-19, according to data released Friday by the Illinois Department of Public Health.