Outbreaks appear to be exacerbated during the last three days in the United States, where 800 children have been hospitalized each day for various illnesses.
According to US reports, children in Ohio, Texas, Pennsylvania and New York have been particularly affected by the jaggery variety.
"We are in a very difficult situation," said Dr. Hoen, of the University Hospital Rainbow Babies and Children's Hospital.
The US Department of Health says that as winter approaches, we are heading for the worst, but this time around, adults and children are being affected in large numbers.
Hospital admissions to children's wards are on the rise in various parts of the United States, including those affected by Omicron cases.
Ohio, Texas, Pennsylvania and New York were particularly hard hit, officials said.
According to the American Academy of Pediatrics, about 7.4 million children and adolescents have been infected since the outbreak began, an increase of 170,000 over the past week alone.
The American doctor said in an interview that according to the record of corona virus tests, children are more affected by cold and flu in cases with positive results.
Doctors and officials at eight pediatric hospitals in areas with growing infections said most of their patients were unvaccinated adolescents with basic health conditions. .
Pediatricians say they fear more children could be hospitalized in the coming weeks as they are more likely to be infected.
"Everyone is suffering from the worst conditions at the moment," said a leading care physician and anesthesiologist at Boston Children's Hospital who leads a network of researchers studying corona virus in children.
He said it was time for parents who were reluctant to vaccinate their children to vaccinate their children over the age of five.
In March 2020, when the first wave of corona virus came to the United States, the initial presentation of Covid in children was somewhat different, with many reporting headaches, abdominal pain, or loss of smell or taste.
In the UK, health officials have reported that most children with Omicron infection experience headaches, sore throats, nasal congestion and fever. Usually lasts up to three days.