Fat-checking the president

Is this done by body mass indexing?

"We hear Woodward's voice asking questions throughout the recordings. He has also recorded the commentary that appears in the written transcript, so we hear him fat-checking and correcting the president."

The entire piece can be read here:

https://www.npr.org/2022/10/23/1130712231/the-trump-tapes-reveal-much-about-bob-woodward-donald-trump