Khloe Kardashian
Khloe Kardashian shared snaps of her workout session with sister Kourtney Kardashian on Snapchat. Pictured: Kardashian celebrates the launch of Good American with Emma Grede at Bloomingdale's on Oct. 28, 2017 in New York City. Getty Images/Jamie McCarthy

Khloe Kardashian keeps her fitness routine while pregnant.

On Thursday, the "Keeping Up With the Kardashians" star shared a series of clips of her workout session with sister Kourtney Kardashian on Snapchat. In the video, Khloe wears a fitted hoodie with spandex while working out her core, legs and arms. Her baby bump is visible on her top which she pairs with black leggings and sneakers, People reported.

Khloe's workout session with Kourtney comes just days after she slammed her critics who tried to shame her for working out while pregnant. The "Revenge Body" star revealed that a number have instantly become her "physicians."

"For the ones who think they are physicians all of a sudden," Khloe wrote on Twitter. "but MY doctor and I communicate and my workouts are cleared and highly recommended. Thanks kiddos! Don't make me stop sharing [explicit]."

Along with her post, Khloe shared an article containing a list of reasons why pregnant women need to work out. According to it, exercise helps expectant women gain less weight and it makes labor and delivery easier.

Khloe is not the first celebrity who was slammed for working out while pregnant. Fitness model Sarah Stage who was able to maintain her six-pack abs during the third trimester of her pregnancy experienced the same. According to Stage, she also received an intense criticism, but she chose to listen to her body and her doctor.

"I've had certain 'Instagram medical experts' tell me what I should and shouldn't do.. And while I find some of the comments hilarious, I choose to only listen to my OBGYN and of course I also listen to MY body," she wrote on Instagram.

Stage added that some assumed she was "obsessed" with her looks. However, she explained that she was just doing it to maintain a healthy lifestyle to give her baby and herself the "best quality of life."

In related news, following Khloe's pregnancy announcement, the reality star is not shy in showing off her baby bump. In fact, she was seen rubbing her tummy during the Kardashian-Jenner clan's Christmas celebration.

Also, Khloe shared a snap of her touching her baby bump on Instagram while sending her Christmas well-wishes to her followers. "Merry Christmas!! May you sparkle and shine this festive season, may all of your wishes and dreams come true. I pray that we all may feel this happiness all year round. God bless you!" she wrote in the caption.