COVID vaccine

The omicron variant has led to a heightened push for booster shots around the country, with more ages becoming eligible and some groups now able to get their extra dose sooner than others.

In an effort to curb the rise in COVID-19 infections brought on by the current omicron surge, three large mass vaccination sites in Cook County are set to open in the coming days.

In an effort to curb the spread of the omicron variant, Illinois health officials will conduct a series of mass-vaccine booster clinics in Chicago-area communities Sunday.

As the number of COVID-19 cases and hospitalizations rise across Illinois, how can the vaccine protect you and which one is best?

A rise in COVID cases is being met with a push to get people boosted against the virus, but what happens if you are infected before getting your extra dose?

With both Pfizer and Moderna preparing for additional shots specifically targeting the omicron variant, what do we know so far about vaccines and their effectiveness against the strain?

Centers for Disease Control and Prevention Director Dr. Rochelle Walensky says she doesn’t believe the U.S. has reached the peak of the omicron coronavirus wave impacting the country.

Illinois health officials will conduct a series of mass-vaccine booster clinics in several communities in coming days in an effort that coincides with residents age 12 and older now being eligible for the shots.

The omicron variant has led to some changes for booster shots around the country, with more ages becoming eligible and some groups now able to get their extra dose sooner than others.

A couple of factors are at play, starting with the emergence of the highly contagious omicron variant. Omicron is more likely to infect people, even if it doesn’t make them very sick, and its surge coincided with the holiday travel season in many places.

The Centers for Disease Control and Prevention updated guidelines for Pfizer COVID-19 boosters, shortening the time from second dose to booster to five months.

Why are so many vaccinated people getting COVID-19 lately? A couple of factors are at play.

With children as young as 12 expected to soon be eligible for the added dose, what do we know about booster shot efficacy, safety and more, particularly surrounding the omicron variant?

The FDA expanded COVID-19 booster eligibility on Monday for children as young as 12. The CDC must still decide whether to recommend a third dose for the younger teens before they are available.

A new vaccine requirement for certain indoor spaces takes effect in Chicago and many surrounding suburbs Monday, requiring proof of full COVID vaccination in places like restaurants, bars, gyms and more. Jen DeSalvo reports.

The new omicron variant is leading to an increase in breakthrough cases in vaccinated individuals, health experts said, but those who are boosted have the best chance at protection. The question remains, however, is one booster shot better than the others?

The new omicron variant is leading to an increase in breakthrough cases in vaccinated individuals, health experts said, but is one vaccine offering more protection than the others?

As the omicron COVID-19 variant continues to surge throughout the U.S., more people are asking how well the vaccines protect against the new strain.

Generally, the fewer COVID-19 vaccines a state administered, the higher its COVID death rate in 2021. The hard-hit states also tended to have fewer restrictions that reduce spread of the coronavirus. NBCLX Political Editor Noah Pransky breaks down the data.

New York nurse Sandra Lindsay became a vaccine activist after being hailed as the first person in the United States to get a COVID-19 shot a year ago