Khloé Kardashian is very hopeful that her brother Rob Kardashian's is gonna 

The supportive sister gave an update on her reclusive sibling, who was rushed to the hospital for stomach problems days afterChristmas, with some reports citing his diagnosis as diabetes. 

"I think that health scare hopefully rattled Rob a little bit and maybe woke him up," Kardashian, 31, shared with E! News on Friday.

"It's only eight days of this year but I think I've seen such a great transformation just mentally right now. So I hope that sticks," she said adding, "Again it's only been a week, but I hope that sticks and I'm always praying and rooting for Rob. I'm very hopeful."