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![Gunnar Peterson in Jeans and a T-shirt with Khloe Kardashian and Kendall Jenner at a Basketball Game](https://www.lifeandstylemag.com/wp-content/uploads/2019/04/GettyImages-472739874.jpg?resize=940%2C529&quality=86&strip=all)
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Work, Work, Work! Celebrity Trainer Gunnar Peterson Gives 5 Tips to Get in Shape for Summer
Summer is almost here, so it’s the perfect time to start getting into shape and adjusting your workout routine. Life & Style caught up with celebrity personal trainer Gunnar Peterson — who counts Khloé Kardashian, Jennifer Lopez and Amber Heard as some of clients — to share some tips on looking good and feeling even better. Scroll through the gallery below to get all the #fitspo you need!
![Gunnar Peterson with Ciara](https://www.lifeandstylemag.com/wp-content/uploads/2019/04/Screen-Shot-2019-04-12-at-12.23.59-PM.png?fit=594%2C595&quality=86&strip=all)
![Khloe Kardashian Boxing at the Gym with Gunnar Peterson](https://www.lifeandstylemag.com/wp-content/uploads/2019/04/Screen-Shot-2019-04-12-at-12.24.36-PM.png?fit=589%2C533&quality=86&strip=all)
![Gunnar Peterson with Khloe Kardashian at the Gym](https://www.lifeandstylemag.com/wp-content/uploads/2019/04/Screen-Shot-2019-04-12-at-12.25.42-PM.png?fit=592%2C594&quality=86&strip=all)
![Gunnar Peterson with Adriana Lima and Keke Palmer at the Gym](https://www.lifeandstylemag.com/wp-content/uploads/2019/04/Screen-Shot-2019-04-12-at-12.26.10-PM.png?fit=593%2C592&quality=86&strip=all)
![The Rock and J. Lo at Gunnar Peterson's gym](https://www.lifeandstylemag.com/wp-content/uploads/2019/04/Screen-Shot-2019-04-12-at-1.24.31-PM.png?fit=565%2C541&quality=86&strip=all)