Children around the world get COVID-19 vaccine

Audriana King, 6, receives the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in Collegeville, Pennsylmore

Yoav, 9-years-old, receives his first coronavirus disease (COVID-19) vaccination, in Tel Aviv, Israel Novembermore

Dean Eliaz is comforted by his mom Michelle Eliaz as he gets his shot in Toronto, Ontario, Canada November 25,more

Nurse Nathalie Ngoh cheers after Noah Starling, 7, received his first COVID-19 vaccination in Silver Spring, Mmore

Kyla Drumm, 5, waits after receiving the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in Skippack, Pmore

A woman dressed as Elsa cheers on Kate Rhodes and her mom Emma Rhodes in Toronto, Canada November 25, 2021.  Rmore

Noah Starling, 7, shows off the sticker he received following his first COVID-19 vaccination in Silver Spring,more

Dr. Mayank Amin administers the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine to Evan Schuster, 7, inmore

Parents with their children wait in line for the vaccination clinic after Canada approved Pfizer's coronavirumore

Emma Ingle, 7, sitting on her mother Kim Obert's lap, receives her first dose of the Pfizer-BioNTech coronavirmore

Children receive doses of the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in Louisville, Kentucky, more

Stickers are placed at the vaccine stations to be given to children aged 5-11-after receiving the Pfizer-BioNTmore

Eli Stern prepares to get his shot at in Toronto, Canada November 25, 2021.  REUTERS/Carlos Osorio

A syringe is seen as a child receives a dose of the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in more

Omer, 8, receives his first coronavirus disease (COVID-19) vaccination in Tel Aviv, Israel November 22, 2021. more

A child reacts while receiving a dose of the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in Louisvimore

A medical worker administers the vaccine against the coronavirus disease (COVID-19) to a kindergarten child atmore

Lucas Mader, 6, receives the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in Collegeville, Pennsylvamore

A girl receives her first coronavirus disease (COVID-19) vaccination in Jerusalem November 23, 2021. REUTERS/Amore

A girl receives her first coronavirus disease (COVID-19) in Jerusalem November 23, 2021. REUTERS/Ammar Awad

A girl receives her first coronavirus disease (COVID-19) vaccination in Jerusalem November 23, 2021. REUTERS/Amore

Gal, 11, waits to receive her first coronavirus disease (COVID-19) vaccination in Tel Aviv, Israel November 22more

Levi Forst, 7, receives the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in Skippack, Pennsylvania, more

Ione Thompson, 10, receives the first dose of the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in Semore

Cadence Pampena, 9, held by her mother, Brenna Pampena, receives the first dose of the Pfizer-BioNTech coronavmore

Maya Griesemer, 7, receives a first dose of the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine in Seatmore

Wesley Farin, 7, receives the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine while being held by his fmore

Dr. Mayank Amin prepares to administer the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine to Alaina Mimore

Five year-old Renan Rojas sits on his mom, Daniela Cantano's lap, as he receives the Pfizer-BioNTech coronavirmore

Desiree Mohammadi celebrates after receiving the Pfizer-BioNTech COVID-19 vaccine in New Hyde Park, New York, more

Roberto Rivera, 8, reacts as he receives the Pfizer-BioNTech COVID-19 vaccine in New Hyde Park, New York, Novemore

Nora Gossett, 7, reacts as she receives the Pfizer-BioNTech COVID-19 vaccine in New Hyde Park, New York, Novemore

A prepared dose of the Pfizer-BioNTech coronavirus vaccine (COVID-19) for 5-11 year olds is seen in Storrs, Comore

Five year-old Milo from Chula Vista, California, receives the Pfizer-BioNTech coronavirus vaccine in San Diegomore