Khloe Kardashian Shares Shocking Waist Training Pic: 'Once You Try It You Will Become Obsessed!'

This looks painful.

Khloe Kardashian is taking her health and fitness very seriously these days, but is also one of the celebs who have jumped on the waist-training trend for a little extra help squeezing their midsection into a smaller, and smaller space.

The 31-year-old posted a shocking new waist training Instagram on Tuesday, writing, "Im obsessed with the gym but a little extra help never hurt nobody @waistgangsociety and @premadonna87 keep my waist snatched and posture perfect. Once you try it, you will become obsessed!!! Head over to whatsawaist.com the ONLY place to get your waist trainer!!!"

WATCH: Khloe Kardashian's Waist Training Is Working Out

Tyga's ex Blac Chyna also posted a new waist-training pic, writing, "Waist training of course in my @instacurve_ Trying to get into some trouble later ... What's Good?"

WATCH: Khloe Kardashian Shares Super Skinny Selfie: 'People Love to Call Me the Fat One'

Ow, ow, ow, owww...

"My fitness journey will be a life long journey," Khloe wrote along with a selfie back in February. "Fitness is not about being better than someone else… It's about being better than you used to be. I'm not where I want to be and who knows if I ever will be. But I am healthier than ever and due to my consistent workouts, I am slowly seeing results."

PHOTO: Kim Kardashian Is 'Waist Training' With A Super-Tight Corset

While it seems to be becoming more popular, not everyone in Hollywood is a fan of waist training! Actress Kate Winslet seemed viscerally opposed to it when ET talked to her in June.

WATCH: Waist Training Gone Too Far? Kim Zolciak Loses 4 Inches Off Her Already Tiny Waist

"Why would you do that?!" Kate said. "Why would anyone willfully put themselves into a corset?"

What do you think of waist training?

WATCH: 8 Celebrities Who Waist Train

Watch below.

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