Nitpicking is pointless here, but the phrasing was immediately confusing to me.
"US Adults are 42.4% obese" leads me to believe that all US adults are 42.4% of the way to becoming obese, where as in actuality it appears that 42.4% of US adults are obese.
"US Adults are 42.4% obese" leads me to believe that all US adults are 42.4% of the way to becoming obese, where as in actuality it appears that 42.4% of US adults are obese.