Watch on DVD or Blu-ray starting January 1st, 2003 - Buy Gunnar Peterson's Core Secrets: 25 Minute Workout DVD ...

Watch on DVD or Blu-ray starting January 1st, 2003 - Buy Gunnar Peterson's Core Secrets: Accelerated Core Training DVD ...

In Core Secrets FUNdamentals, Brooke and Gunnar demonstrate 10 of the best exercises to work your body from head to toe. Hit every major muscle group in this sequence of strength training moves.

Core Secrets Give Me 20 is a short full-body workout that doesn't skimp on results. Created by Gunnar for busy days and tight schedules, his challenging routine delivers an effective routine to work ...

The Full Body Challenge ups the ante on your exercise regimen. Challenge your body with this energizing workout designed to build strength and improve agility. The result: a lean, strong, sexy body.

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 ...

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 ...

How Weighted Vests Change the Way Your Muscles Work “When you add even a modest load, your muscles, heart, and lungs have to ...

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 ...

Core Secrets 25 Minute Workout leaves no room for excuses. Now you don't have to skip a workout and slow-down your results. Gunnar developed this time-sensitive workout especially for when you're ...

A strong body starts at the Core! Work this problem area with Core Secrets Ab Assault. These powerful isolation and core-shaping moves are Brooke's secret weapon for keeping her abs flat and in top ...