Huwah.
Yes I am very picky. But good lord, that's complete stereotypical fan service! Why is he cooking without a shirt?!
because you know....he's going swimming after cooking meals and why the hell not?!?!
Though the statement has no explanation nor has been scientifically proven....
"M-m-m-mam-mamma-mamma-mamma said-said that. Wait thirty minutes to swim after eating or-or-or you'll get cramps cause. Cause. That's why alligators be always sleeping all day cause they eat too much."