Rubbing castor oil in the belly button is not new, but it has gotten a lot of buzz on social media for its supposed benefits.

It’s known as "navel pulling," and involves massaging castor oil on your belly button and abdominal area. To do what exactly? Well, #IYKYK, but according to social media fans the hack helps with ...

Applying castor oil to the belly button, or navel pulling, is thought to reduce bloating and promote healthy digestion. While research supports many traditional medicinal uses of castor oil ...

But no one knew the answer. So for three years he collected his own belly-button lint to find out. And after interviewing friends and analyzing 503 of his own samples, Steinhauser discovered the ...

Starting in 2005, Steinhauser – then a chemist at the Vienna University of Technology – collected pieces of belly-button fluff from his navel and recorded their colour and weight. Over the ...

which helped carry the lint towards the belly button. Once it fell into the belly button, it wouldn't easily come out again. But perhaps there are some other factors involved . . . Do you have a ...