According to a Dailymail report,Sarah has to wear extra large trousers and even once managed to crack a toilet bowl just by sitting on it!
She however says she's proud to have one of the world's largest posteriors.
The Chicago mother-of-two's derriere measures an impressive 7ft in diameter and sometimes proves too large to fit through doorways.
But despite being proud of her record-breaking rear end, 32-stone Ms Massey admits that living with a super-sized bottom isn't always easy and receives £750 in disability benefit each month as a result of having limited mobility.