United Kingdom, July 10 -- Big Sean has dismissed speculation he has "fake" abs.

The 37-year-old rapper was the subject of a video from fitness influencer Blake Sanburg - who posts under the handle @thenutritionnarc - in which his physique was analysed to determine if he has undergone surgery to boost his body.

In Blake's video, which featured several photos and clips of Sean, he noted the Mercy hitmaker has "extremely defined abs" that appear to be "sitting on top of a bubble gut."

He also referenced a photo of the rapper from 10 years ago and ultimately concluded that Sean had either received ab etching or taken steroids, though also felt he has "very interesting genetics."

Sean then responded directly to the video in order to deny ...