Rob Kardashian Hits the Gym After Splitting With Blac Chyna -- See His Workout Snap!

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Rob Kardashian is working on his fitness!

The 29-year-old reality star took to Instagram on Wednesday to share a post-workout snap after a session with celebrity trainer Gunnar Peterson.

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"Got it in with @gunnarfitness," Kardashian captioned the pic.

It seems the new dad has been on a health kick lately, sharing a pic of his new diet earlier in the day.

"Green juice time ?????☘️☘️?? woohoo.... and this weather is perfect ??? greeeeeeen (kale, spinach, romaine, parsley, cucumber, celery, apple, lemon, ginger) movieeeee," he wrote alongside a shot of his green juice.

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While Kardashian looks to be getting in shape, it won't be for the cameras. A source revealed to ET on Wednesday that the sock designer and his former fiancee, Blac Chyna, had called it quits again, and therefore would not be filming a second season of their E! reality show, Rob & Chyna.

See more in the video below.

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