Kim Kardashian, Jennifer Lopez, Angelina Jolie and Bruce Willis are just a few of the famous faces personal trainer Gunnar Peterson works with every day in his Beverly Hills luxury gym. When it comes ...

Add Yahoo as a preferred source to see more of our stories on Google. Sometime between reps at the kettlebell clean and press to swing station, sweat started dripping down my face. But I wasn't tired ...

Fitness is a journey that is unique to everyone. The first step is establishing realistic exercise expectations for yourself, and then getting into a routine that fits your lifestyle and adheres to ...

Everyone needs a little motivation to get back into a fitness groove after the holidays — but trainer Gunnar Peterson tells PEOPLE that finding inspiration should be as simple as flipping through a ...

Gunnar Peterson, the director of strength and endurance for the Lakers, took over the Lakers' Instagram account on Wednesday with a live workout to show fans seven moves that could help them with ...

Streaming platforms for Gunnar Peterson's Core Secrets: 25 Minute Workout haven’t been announced yet. Check back soon for updates on where you can watch it online. 'Gunnar Peterson's Core Secrets: 25 ...

Functional-fitness franchise F45 Training has been hooking exercisers on its team-based, high-intensity format since 2013. As a special treat, it's bringing in celebrity trainer and F45 Chief of ...

The new Chief of Athletics for F45 Training shares with PEOPLE why it's important to create a fitness routine around your own schedule Once February hits, the healthy promises of a new year's ...