In recent decades, severe obesity among children in America has nearly quadrupled, experts said. The old scale, which went up to 37, has been in use for more than two decades, ...

The old BMI charts were issued in 2000 based on representative data from the 1960s to 1980s. Because of a lack of data, children with obesity weren’t reflected in those charts, which extended to ...

A child is considered obese if they reach the 95th percentile on the growth charts, and severely obese at 120% of that mark — or with a BMI of 35 or higher, according to the CDC.

WASHINGTON — U.S. health officials have revised a tool to track the rising cases of severe obesity among children who were previously off the charts. Updated growth charts released Thursday by the ...