With millions of U.S. children eligible to receive a coronavirus vaccine, public health authorities and experts are urging parents and guardians to immunize their children as the omicron variant continues to surge across the United States.

There were more than 580,000 pediatric coronavirus cases reported in the United States during the week ending Jan. 6, according to data from the American Academy of Pediatrics. Although children account for a relatively small number of hospitalizations and deaths related to the virus, many pediatricians are calling for vaccinations to protect young Americans from covid-19, the disease the coronavirus causes.

Since most families will have questions about vaccinating their children, we’ve tried to answer some of the most common.